Episode Titles: Proposition

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

  • The Propagation Proposition

    The Propagation Proposition
    Season 12, Episode 12 - Aired January 10, 2019

    After Penny runs into Zack at a bar, she and Leonard are invited to dinner on his boat where Zack and his wife ask them for an unusual favor. Meanwhile, Raj tries to patch things up with Anu.