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in 3 months
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SEASON
EPISODE

Season 4

Aired 6 years ago - May 19, 2011

When Bernadette receives her PhD, Wolowitz feels emasculated. Raj and Leonard swap places and Penny does something she's regrets.

Aired 6 years ago - May 12, 2011

When Howard finally breaks the news to his mom that he's engaged to Bernadette, it lands her in the hospital.

Aired 6 years ago - May 05, 2011

Raj attempts to cure his social anxiety disorder while Penny uses Bernadette to spy on Leonard and his girlfriend.

Aired 6 years ago - Apr 28, 2011

When Leonard spends too much time in the shower with Priya, Sheldon charges Leonard with two violations of the roommate agreement. However, before he can get too far, Priya uses her skills as a lawyer to nullify the charges due to the agreement's vague wording, much to Sheldon's dismay. When the guys take advantage of Priya's skills in order to eat Greek food on pizza night, Sheldon goes to Penny, who invites him to a girls' night out with Amy and Bernadette, which Sheldon agrees to after Penny mentions that they may be talking trash about Priya. After the girls drink some cocktails, they decide to take Sheldon dancing, which Sheldon reluctantly goes along with. After dancing, Sheldon takes an intoxicated Amy back to her apartment and as well as talking about Priya, meets a monkey who is addicted to smoking cigarettes. Amy tells Sheldon not to give in to Priya's law skills, before kissing him and going to her bathroom to vomit. MORE -LESS

Aired 6 years ago - Apr 07, 2011

Sheldon and Amy decide to start several rumors about the others as a test. Meanwhile, Howard takes his relationship with Bernadette to even higher level.

Recap of The Big Bang Theory Season 4 Episode 20 (S04E20) - 1
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in helping us recreate an actual athletic experience.
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has turned her into a bit of a Gabby Gertie.
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Bernadette is thinking about breaking up with Howard.
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who tries to buy my love with action figures.
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Boy, you sure get your money's worth out of these games.
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What-what did I do?
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Dodgers are baseball, right?
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She's really interesting, and I bet I can get used to him.
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He's got a big crush on Bernadette.
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I'm sure Bernadette can do better.
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Not judging, just my opinion.
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in Los Angeles much longer,
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Where are you sleeping, Priya?
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that's not a bad way to go.
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You can't tell by that.
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Good night, Mummy. Good night, Daddy.
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I've been thinking about Dr. Greene's efforts
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the origin of the phrase "train of thought."
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Now I'm thinking about Jell-O.
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Yeah. Good or devastating.
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Oh, great. It's my cousin David about the ring.
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Man, he's going to be blindsided.
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You know, tears of joy, smile of sadness.
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Did I tell you our lab got a grant to study addiction?
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The other monkeys just sit around and masturbate.
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The original piece of gossip indicated an impending breakup.
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I'm no stranger to memetic epidemiology.
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Your meme hypothesis does intrigue me.
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We need to fabricate a tantalizing piece of gossip.
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Look at you, getting me to engage in the social sciences.
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In other news, I'm thinking of starting an herb garden. Mum's the word. Gotta go.
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So, uh, Howard's not here?
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but it's amazing what liquor does to guilt.
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I can't believe old Smelly Pooper finally got laid.
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It's a lesson in context.
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Why do you ask?
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tending an herb garden without wearing a hat or sunblock?
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Our false gossip meme appears to have reached node lambda.
Aired 6 years ago - Mar 31, 2011

Sheldon's World of Warcraft online game account is hacked and he is determined to find out who did it. Also Penny shares some girl talk with her friends about Leonard and his new girlfriend. When Howard discovers who hacked the account, the guys depart for a quest to Carlsbad, California where the hacker, Todd Zarnecki, lives in order to retrieve the stolen account, along with "enchanted weapons, gladiator armor, gold, and a battle ostrich, Glenn". Despite Sheldon carrying his Bat'leth with him they fail miserably. On the way back their car engine breaks down, and they're saved by Penny, who came to drive them home and upon hearing about their failure promises to show them "How we finish quests in Nebraska" and forces Zarnecki to give up kicking him below waist. MORE -LESS

Aired 6 years ago - Mar 10, 2011

Sheldon is baffled by Wolowitz's magic trick. Meanwhile, Leonard realizes dating Priya may make it impossible to continue being friends with Penny.

Aired 6 years ago - Feb 24, 2011

Sheldon becomes concerned when everybody begins to hang out at Raj's apartment and discovers Leonard is the center of the group.

Recap of The Big Bang Theory Season 4 Episode 17 (S04E17) - 1
The audible sigh is a show of exasperation, right?
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Hey, you.
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There is no assigned seats, Sheldon.
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it's Harry Potter and 98% of The Sorcerer's Stone.
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Where are we?! What is happening?!
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A windbreaker for my cape,
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Well, I was getting your stupid umbrella, but all right.
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we're all forced to hang out at his apartment.
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Oh, I have to get this.
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Yes, I was in a taxi,
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How you been?
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That means you're all probably gonna be hanging out there more.
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I'm not saying that you're not fun.
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If it were a town, it would be Leonardville.
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So needy.
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Really?
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We had a good run, you and I.
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I'm afraid I'm going to have to ask you to leave now.
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LEONARD: Of course I'll be back.
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I need no introduction.
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which for financial reasons, I'm currently living in.
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Could you come back to me?
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The raffle is the grand finale
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No.
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of sweet loving that your ex-boyfriend
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we wouldn't have had to put up with all this jibber-jabber.
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Question.
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Is that like all thumbs are fingers,
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I'd like something to think about in the shower.
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while taking a bath.
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wondered how much gold was in it
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So, long story short, I nailed her.
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All right, that concludes
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"Zork."
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And I'll take a shower.
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I hope she wasn't anything like my flatmate from Texas.
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And not in the sink.
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you could have put a little more thought into Windows Vista."
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You realize that's the first time we've ever done that
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in a glorious orgy of the flesh.
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does not mean I need to go out and hook up with some guy.
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What's that like?
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I am not in a relationship,
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You should get one.
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Leonard's really one of a kind.
Aired 6 years ago - Feb 17, 2011

As Wolowitz contemplates taking things with Bernadette to the next level, Leonard rekindles his relationship with Raj's sister.

Aired 6 years ago - Feb 10, 2011

A wealthy donor to the university makes Leonard consider how far he's willing to go for the sake of science.

Recap of The Big Bang Theory Season 4 Episode 15 (S04E15) - 1
There you go.
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Oh, Howard, I can't believe Bernadette let you go
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Don't tell him that, tell him the mask thing.
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- You're kidding. - No. We are very wealthy.
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(sighs)
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I think we were misled about the cute girls.
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I'm an engineer.
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They're cute when they're about to wet themselves, aren't they?
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It's Koothrappal
Recap of The Big Bang Theory Season 4 Episode 15 (S04E15) - 12
Well, normally I respect your macho rebellious attitude
Recap of The Big Bang Theory Season 4 Episode 15 (S04E15) - 13
and I'm not above minimizing your window.
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That's it. Prepare to be minimized.
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Technically, Faisal is my fiancé.
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without you to make the case for the physics department,
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Oh, dear, the dirt people!
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literary theorists and students of gender studies.
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It was so much easier at my bar mitzvah.
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Face it, Raj, we crashed and burned tonight.
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u're kidding. That was good for you?
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Hey! Who said you could eat that shrimp?
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Explain it to them, Siebert.
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Forgive me, but that sounds like a mixed message.
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Cooper-Hofstadter residence. Go for Cooper.
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So, how much money are you going to give me?
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Hello, Mrs. Latham.
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Okay, I'll see you then.
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Crafty old gal.
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And since you seem
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- and she takes me out to dinner. - Is that so?
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Oh, good, good. And I'm seriously
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Okay, now you don't remind me of my mom.
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Yes, Sheldon. Keep watching.
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Do we have any alcohol?
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donating money so we could get a cryogenic centrifugal pump...
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She hit on me.
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I was able to get out of there before anything else happened,
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Well, n-no, hold on a second, I'm not going to sleep with her.
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Okay, fine. I'll tell him.
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Baby oil, condoms and, uh...
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Maybe this will overcome your reluctance.
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you might consider, just this once,
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Hello, Leonard.
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Leonard, I'm making the donation to your department
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I took a shot; sue me.
Aired 6 years ago - Feb 03, 2011

Hoping it will make him a better teacher, Sheldon has Penny give him acting lessons. Raj has fantasies about a friend's girlfriend.

Aired 6 years ago - Jan 20, 2011

Bernadette runs into her ex-boyfriend while attending a science event with Wolowitz.

Aired 6 years ago - Jan 06, 2011

Leonard's idea for a smartphone app derails his friendship with Sheldon.

Recap of The Big Bang Theory Season 4 Episode 12 (S04E12) - 1
♪ We built the Wall ♪ ♪ We built the pyramids
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handwriting-recognition differential equation solving.
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Who, me?
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♪ Deep in the heart... ♪
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Consider this unlikely but very plausible scenario.
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I mean, she has no prospects, no marketable skills.
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until they reveal a marketable idea,
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There's your answer-- free food.
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Seems a bit racist.
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Duly noted, Steve from Wichita.
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We have one coming up at midnight.
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You missed Chief Science Officer,
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All right. All right, I'm not going to argue with you.
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So this button here
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It certainly buoyed up this employee's esprit de corps.
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candid truth-telling from your employees,
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How about this for the app name?
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Like I was saying, right now it's just a dummy procedure,
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For our app, I would humbly suggest Project Nodlehs.
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Is the decision to not discuss it open for discussion?
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That's enough, Sheldon. All right, let's get right to the vote.
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I see.
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with what the elves were up to last night.
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Well, that speaks volumes, doesn't it?
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But perhaps from your lofty heights
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from the organism and tossed away.
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Mm. Last night, I had a dream
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What do you think that means?
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but I just couldn't press enter.
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But what if I were to up the ante?
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emblazoned with our university mascot?
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Hold on.
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You mean, "Project Lenwoloppali"?
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Howard, did you solve the install time problem yet?
Recap of The Big Bang Theory Season 4 Episode 12 (S04E12) - 36
Playing the theremin.
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I can barely hear you over my theremin.
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Well, seeing as your project is to sabotage my project, yes.
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♪ Nobody knows ♪
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Trying to contact your home planet?
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Something got you down, there, Sheldon?
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when you see someone wearing shoes you like,
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is exceeded only by its crass consumerism and banality.
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Sheldon, I'm gonna make some cocoa.
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A disappointing drink for a disappointing day.
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Well, based on the fact that our potential market
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Well, he was moping down in the lobby, so I invited him over.
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and promise to behave?
Aired 6 years ago - Dec 16, 2010

The guys find a "super" use for Penny's new boyfriend, Zack, when they enter a costume contest as the Justice League.

Aired 6 years ago - Dec 09, 2010

Amy finds she has sexual feelings for Penny's ex, while Koothrappali and Wolowitz try to prove who would be the better superhero.

Aired 6 years ago - Nov 18, 2010

Penny asks Leonard to lie to her father, while Howard, Raj and Bernadette pull an all-nighter at a telescope.

Aired 6 years ago - Nov 11, 2010

While the guys camp in line for a long-awaited movie screening, Penny and Bernadette invite Amy to her first slumber party.

Recap of The Big Bang Theory Season 4 Episode 8 (S04E08) - 1
What happened to the Leonard Hofstadter
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and you wouldn't wake up to vouch for him,
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Actually, as the newest member of your social group,
Recap of The Big Bang Theory Season 4 Episode 8 (S04E08) - 4
assuming we get in at all.
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Guys, that's really starting to get old.
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So. Are you sure you don't want to come with us to Raiders?
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Girls' night? What does that entail?
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You are?
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I'm a girl.
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What's the dress code?
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Under normal circumstances I'd say, "I told you so."
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Ooh. Can't wait for that to start.
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if Koothrappali hadn't ordered dessert.
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So I guess it's a good thing we stopped for dinner.
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turns out I have an unusually firm cervix.
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Shame. 'Cause I have a real zinger about my titled uterus.
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but they do a really good job.
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A bar? A club? A movie?
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All right, time to open Bachelor Number Two.
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Oh, good, a slumber party!
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Not even when you were a kid?
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Okay. Well, I guess we're having a slumber party.
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The guy makes me buy a Gatorade every time.
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Hey, guys, bad news. I just did a quick calculation.
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We might not get seats?!
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Recap of The Big Bang Theory Season 4 Episode 8 (S04E08) - 28
Well, you-sa can go think that at the back of the line.
Recap of The Big Bang Theory Season 4 Episode 8 (S04E08) - 29
No problem. Come on, I'll hook you up.
Recap of The Big Bang Theory Season 4 Episode 8 (S04E08) - 30
There should be no value to his pseudo-celebrity here!
Recap of The Big Bang Theory Season 4 Episode 8 (S04E08) - 31
"The line must be drawn here!
Recap of The Big Bang Theory Season 4 Episode 8 (S04E08) - 32
His chest hair.
Recap of The Big Bang Theory Season 4 Episode 8 (S04E08) - 33
Okay, there you go-- Sultry Sunrise Red.
Recap of The Big Bang Theory Season 4 Episode 8 (S04E08) - 34
"Best seats in house for Raiders screening.
Recap of The Big Bang Theory Season 4 Episode 8 (S04E08) - 35
Had Twitter existed at the time, would not General Custer
Recap of The Big Bang Theory Season 4 Episode 8 (S04E08) - 36
Well, this seems like an odd time
Recap of The Big Bang Theory Season 4 Episode 8 (S04E08) - 37
All together?
Recap of The Big Bang Theory Season 4 Episode 8 (S04E08) - 38
I'm not sure I grasp
Recap of The Big Bang Theory Season 4 Episode 8 (S04E08) - 39
Seems fairly straightforward.
Recap of The Big Bang Theory Season 4 Episode 8 (S04E08) - 40
Remember, you have to answer honestly.
Recap of The Big Bang Theory Season 4 Episode 8 (S04E08) - 41
Recap of The Big Bang Theory Season 4 Episode 8 (S04E08) - 42
Guys, I am sorry. We are full up.
Recap of The Big Bang Theory Season 4 Episode 8 (S04E08) - 43
Explain to me why Wil Wheaton and his lackeys
Recap of The Big Bang Theory Season 4 Episode 8 (S04E08) - 44
I'm going back to "I told you so."
Recap of The Big Bang Theory Season 4 Episode 8 (S04E08) - 45
Recap of The Big Bang Theory Season 4 Episode 8 (S04E08) - 46
"And Absolon hath kist hir nether ye,
Recap of The Big Bang Theory Season 4 Episode 8 (S04E08) - 47
"The Miller's Tale" by Chaucer is the dirtiest story I know.
Recap of The Big Bang Theory Season 4 Episode 8 (S04E08) - 48
Especially the part where he kisses her nether ye.
Recap of The Big Bang Theory Season 4 Episode 8 (S04E08) - 49
Why are you still hanging out with Leonard so much
Recap of The Big Bang Theory Season 4 Episode 8 (S04E08) - 50
Dare.
Aired 6 years ago - Nov 04, 2010

Sheldon's answers during an FBI interview put Wolowitz's security clearance in jeopardy.

Aired 6 years ago - Oct 28, 2010

Leonard keeps an affair a secret from Sheldon, Howard and Raj.

Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 1
an outdoor museum featuring 43 railroad engines,
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 2
a hotdog stand in a different converted railroad dining car.
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 3
Women, men, the whole sitting-standing deal.
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 4
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 5
So, Priya, what are your plans while you're here?
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 6
"You are in a forest.
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 7
Hmm.
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 8
Oh, yes. It runs on the world's most powerful graphics chip:
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 9
Okay. Fasten your seatbelts.
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 10
Raj finally went to bed.
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 11
Hit troll with axe!
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 12
Give me a minute.
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 13
Really?
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 14
No.
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 15
We're supposed to be given written notice.
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 16
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 17
Go north.
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 18
and you turned north three times?
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 19
it's my go-to response.
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 20
Where are you going with this, Leonard?
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 21
Look, no more superhero bed sheets.
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 22
Which is a much bigger deal in India.
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 23
Oh, uh, yeah. I was trying to see if I could laugh as a woman.
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 24
My sympathies.
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 25
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 26
There are no heroes when it comes to dermatitis.
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 27
but it also goes nicely with non-mucosal body parts.
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 28
For shame, Leonard, for shame.
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 29
Making pretty good time, huh?
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 30
No one's going to ask if I spent the night with Raj's sister.
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 31
In fact, you did, but I was referring to Howard.
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 32
your friendship, you and Howard made a pinky swear
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 33
overnight guest notification clause.
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 34
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 35
Alfred has secrets, too.
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 36
It's short for...
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 37
to lie on your behalf, and as you know,
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 38
The fun-loving and morally loose Miss Maggie McGarry.
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 39
"Leonard, call me if you are interested in coitus.
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 40
Leave a message after the wee little beep.
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 41
An orangutan?
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 42
Now, don't worry, everything is going to be fine.
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 43
my sister has never been attracted to him?
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 44
to this conversation.
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 45
What were you doing?
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 46
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 47
anyone interesting there,
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 48
He's still light-headed from all the Irish whiskey
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 49
Excuse me, I think "How could you? She's my sister"
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 50
and to her, I'm a forbidden piece of white chocolate.
Recap of The Big Bang Theory Season 4 Episode 6 (S04E06) - 51
Okay, I'm good.
Aired 6 years ago - Oct 21, 2010

Leonard realizes he’s the only one without a girlfriend, while Sheldon wants to get rid of his.

Aired 6 years ago - Oct 14, 2010

An embarrassing secret of Wolowitz's comes to light, while Sheldon and Raj have a small war at work.

Aired 6 years ago - Oct 07, 2010

The guys are concerned as Sheldon searches for an alternative to human companionship.

Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 1
I printed out a PDF to read on the potty.
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 2
If I don't have to boom-boom.
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 3
In order to avoid surprises, I wear them all the time.
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 4
I don't like that.
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 5
Subject to entropy, decay and eventual death.
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 6
It's how they lure you in.
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 7
You're right, he's a festival of humdrum chitchat.
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 8
Raj, do you have any questions for Amy?
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 9
Listen, can I talk to you about your girlfriend?
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 10
from the corner of my mouth.
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 11
I've always been more of an empire man.
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 12
just obnoxious.
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 13
I suffered in silence as your female companion
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 14
about the Jersey Shore.
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 15
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 16
Think about it, Raj.
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 17
Penny, dear, why don't you shoot another silver bullet my way?
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 18
Think we need to start entertaining the possibility
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 19
put up with you.
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 20
What?
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 21
I'll show you how to massage them.
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 22
and the latest issue of Bombay Badonkadonks.
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 23
That's very offensive.
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 24
It's very impressive, for theoretical work.
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 25
Are you suggesting the work of a neurobiologist
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 26
You take that back.
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 27
That means it's better than his research,
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 28
insofar as it explains everything,
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 29
and was conclusively revealed as hogwash
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 30
...the motion carries.
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 31
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 32
She was a girl who was my friend
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 33
Well, breakups-- or whatever the hell this is-- can be tough.
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 34
and I'm continuing on with my life as before.
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 35
No, I mean since the Shamy hit a reef.
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 36
Ah.
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 37
Don't try to change me, dude.
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 38
Hello. Hi.
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 39
Oh, no.
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 40
So you decided to get the whole Manhattan Project?
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 41
Clowder. What?
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 42
Okay, I got it, I got it; she's not your girlfriend.
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 43
I got those weightlifting gloves and that five-pound dumbbell.
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 44
You don't have to sell me on cats, Leonard.
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 45
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 46
No, no, it's not like that.
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 47
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 48
I'd like you to meet Oppenheimer, Frisch, Panofsky,
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 49
Oh, lambchop, we can quibble what to call it,
Recap of The Big Bang Theory Season 4 Episode 3 (S04E03) - 50
I think you'll find to be quite zazzy.
Aired 6 years ago - Sep 30, 2010

Realizing he will not live long enough to download his consciousness into a robot body, Sheldon tries to extend his life span.

Aired 6 years ago - Sep 23, 2010

Penny tags along on Sheldon's first ever date; Wolowitz finds a new use for a robotic arm.