The men have a mission on the episode "The Zarnecki Incursion." They must find the person who hacked into Sheldon's online game account.
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Can Leonard be friends with Penny while dating Priya? It might be a challenge.
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Gotta love this Big Bang Theory scene. It's courtesy of "The Toast Derivation."
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Kunal Nayyar stars as Raj on The Big Bang Theory. He cracks us up each week on that CBS smash.
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You're looking at a scene from "The Benefactor Factor." It was the 2/10/11 episode of The Big Bang Theory.
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You're looking at a photo from "The Cohabitation Formulation." Raj's sister returns during the episode.
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Koothrappali is living in a fantasy world. It's bad because he's dancing there with his best friend's gal.
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Former basketball player Rick Fox is seen here on The Big Bang Theory. It's a scene from the episode "The Love Car Displacement."
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TBBT Quotes

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.

Penny: Hey, Sheldon, did you change your Wi-Fi password again?
Sheldon: Yes, it's "Penny, get your own Wi-Fi." No spaces.