Episode Titles: League
You are viewing a list of 1 The Big Bang Theory episode featuring "League" in their title.
Season 4, Episode 11 - The Justice League Recombination
Aired December 16, 2010
With New Year's Eve approaching, the guys invite Zack and Penny to join their Justice League group at the comic book store's annual costume party. Their hopes of finally winning the contest this year are dashed when Penny pulls out.