Guest Star: Sierra Edwards

You are viewing a list of Sierra Edwards's 1 appearance on The Big Bang Theory.

  • The Luminous Fish Effect

    Season 1, Episode 4 - The Luminous Fish Effect
    Aired October 15, 2007

    When Sheldon is fired, his life descends into a series of bizarre obsessions, including "fixing" eggs and weaving ponchos. A concerned Leonard decides there's only one person who can bring Sheldon back from the brink: his mother.

    Appeared as Summer

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