Wil Wheaton returns and helps Penny decide whether to take a movie role or not.
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Is one of these players Stuart's killer in the Murder Mystery?
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The gang gathers around Stuart's body during the Murder Mystery party.
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The gang finds Stuart dead in the middle of the room and must solve his murder.
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Raj talks to his friends about the Murder Mystery Party.
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Penny surprises both Leonard and Sheldon with her comment.
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Penny and Leonard chat in front of the still-broken elevator.
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Penny talks to Leonard about an embarrassing movie role she's offered.
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TBBT Quotes

Leonard: I'm not a crybaby.
Penny: Toy Story 3?
Leonard: They were holding hands in a furnace!

Two tea bags in one cup? You're not at a rave.

Sheldon