Episode Titles: Contraction
You are viewing a list of 1 The Big Bang Theory episode featuring "Contraction" in their title.
Season 5, Episode 15 - The Friendship Contraction
Aired February 2, 2012
When Leonard grows tired of Sheldon's selfish demands, he terminates the roommate agreement and downgrades their friendship. Meanwhile, Wolowitz tries to pick his own astronaut nickname.