Episode Titles: Monopolar

 You are viewing a list of 1 The Big Bang Theory episode featuring "Monopolar" in their title.

  • The Big Bang Theory

    The Monopolar Expedition
    Season 2, Episode 23 - Aired May 11, 2009

    When Sheldon is offered the opportunity to conduct research at the North Pole, he invites the rest of the guys along with him. The impending three-month expedition forces Penny & Leonard to reconsider their feelings for each other.