Amy is on Sheldon's Screensaver

Amy is on Sheldon's Screensaver

Amy questions her relationship with Sheldon until Leonard shows her that she's included on her boyfriend's screensaver.
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Consoling Penny

Consoling Penny

Leonard does his best to console Penny on The Big Bang Theory. "The Hesitation Ramification" is the 12th episode of the show's seventh season.
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Paying For Past Mistakes

Paying For Past Mistakes

Sheldon makes Leonard pays for a past mistake on The Big Bang Theory. "The Itchy Brain Simulation" is the eighth episode of the show's seventh season.
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The Scientific Fraud

The Scientific Fraud

Sheldon feels like a fraud with his latest scientific breakthrough on The Big Bang Theory. "The Romance Resonance" is the sixth episode of the show's seventh season.
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The Junior High Presentation

The Junior High Presentation

Sheldon, Howard, and Leonard give a presentation about careers in science to a group of girls in junior high on The Big Bang Theory. "The Contractual Obligation Implementation" is the 18th episode of the shows sixth season.
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Koothrapali Refuses to Leave

Koothrapali Refuses to Leave

Koothrapali refuses to leave his apartment after a bad date on The Big Bang Theory. "The Monster Isolation" is the 17th episode of the show's sixth season.
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Penny & Leonard's Valentine's

Penny & Leonard's Valentine's

Who would guess that Penny and Leonard's Valentine's day wouldn't go as planned on The Big Bang Theory? "The Tangilble Affection of Proof" is the 16th episode of the show's sixth season.
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Leonard & Sheldon's Fight

Leonard & Sheldon's Fight

Leonard and Sheldon's fight spills over into everyone else's lives on The Big Bang Theory. "The Spoiler Alert Segmentation" is the 15th episode of the show's sixth season.
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A Messy Battle

A Messy Battle

Game night turns into a messy battle of the sexes on The Big Bang Theory. "Re-Entry Minimization" is the fourth episode of the show's sixth season.
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Sheldon Tries To Invervene

Sheldon Tries To Invervene

Sheldon tries to intervene when he discovers a secret about Penny and Leonard on The Big Bang Theory. "The Decoupling Fluctuation" is the second episode of the show's sixth season.
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Big Banging Away

Big Banging Away

Raj chills with Leonard and Penny on the sixth season premiere of The Big Bang Theory, titled "The Date Night Variable."
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Big Bang Theory Boys

Big Bang Theory Boys

The Big Bang Theory boys are back! This is a photo from the Season 6 premiere.
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TBBT Quotes

Stephen Hawking: You made an arithmetic mistake on page two. It was quite a boner.
Sheldon: No, no ... that can't be right. I-I don't make arithmetic mistakes.
Stephen Hawking: Are you saying I do?
Sheldon: Oh, no, no, no, of course not. It's just, I was thinking.... Oh, gosh, golly, I made a boo-boo and I gave it to Stephen Hawking.
Stephen Hawking: Great, another fainter.

Sheldon: Why do you have the Chinese character for "soup" tattooed on your right buttock?
Penny: It's not "soup," it's "courage."
Sheldon: No it isn't. But I suppose it does take courage to demonstrate that kind of commitment to soup.
Penny: How'd you see it? You said you wouldn't look.
Sheldon: Sorry. As I told you, the hero always peeks.