What's Up with That Hair?

What's Up with That Hair?

Whoa, what's going on here?!? The gang looks down at Sheldon's odd hairstyle in this scene from The Big Bang Theory.
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Really, Sheldon?!?

Really, Sheldon?!?

Sheldon is a nice guy. But he can also be a very demanding friend toward Leonard, as evidenced here.
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Big Bang Couple

Big Bang Couple

They're back together! All seems right in the world when Penny is dating Leonard, don't you agree?
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A Romantic Evening

A Romantic Evening

It's a romantic evening for two on the 100th episode of The Big Bang Theory. We're very jealous of Leonard.
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The Big Bang Theory Boys

The Big Bang Theory Boys

The men of The Big Bang Theory do their thing in this shot from the sitcom. It's courtesy of the episode "The Shiny Trinket Maneuver."
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The Big Bang Theory Trio

The Big Bang Theory Trio

Leonard needs some advice in this Big Bang Theory scene. He has come face to face with his high school bully.
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Just the Two of Us

Just the Two of Us

Can Leonard and Penny hang out alone? That's their goal in this Big Bang Theory scene.
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Laurie Metcalf on The Big Bang Theory

Laurie Metcalf on The Big Bang Theory

Laurie Metcalf is seen here as Sheldon's mom. She is rather popular within the group.
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Party with Wil Wheaton

Party with Wil Wheaton

Wil Wheaton is back! And he's hosting a party at his house here.
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The Men of The Big Bang Theory

The Men of The Big Bang Theory

The boys are concerned about Raj here, but all we be okay. He meets a girl he can actually talk to on "The Wiggly Finger Catalyst."
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The Pulled Groin Extrapolation Scene

The Pulled Groin Extrapolation Scene

You're looking at a photo from "The Pulled Groin Extrapolation." Sheldon and Leonard have a lot to discuss.
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Leonard and Penny

Leonard and Penny

Leonard confronts Penny in this scene from the season five premiere of The Big Bang Theory. She sure finds something funny!
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TBBT Quotes

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

Sheldon: Why are you crying?
Penny: Because I'm stupid!
Sheldon: Well that's no reason to cry; one cries because one is sad. For example, I cry because others are stupid and it makes me sad.