Guest Star: Ira Flatow

You are viewing a list of Ira Flatow's 2 appearances on The Big Bang Theory.

  • The Vengeance Formulation

    Season 3, Episode 9 - The Vengeance Formulation
    Aired November 23, 2009

    When Barry Kripke pulls a prank on Sheldon which embarrasses him on national radio, Sheldon vows revenge. Meanwhile, Howard tries to keep his new relationship with Bernadette going.

    Appeared as Himself

  • The Discovery Dissipation

    Season 7, Episode 10 - The Discovery Dissipation
    Aired December 5, 2013

    When Sheldon's accidental science discovery is disproved by Leonard, he and Amy help Sheldon get over his shame. Meanwhile, Howard and Bernadette get some unwanted relationship advice from Raj, who's staying at their apartment for a week.

    Appeared as Himself

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