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Guest Star: Buzz Aldrin

  • The Holographic Excitation

    The Holographic Excitation
    Season 6, Episode 5 - Aired October 25, 2012

    While Raj helps Stuart with the annual Halloween party at the comic book store, Sheldon and Amy are divided over their couples costume. Meanwhile, Penny takes a greater interest in Leonard's work, while Howard annoys his friends by constantly talking about his trip to space.

    Appeared as Himself

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