The Infestation Hypothesis
Show: The Big Bang Theory --> Season: 5 - Season 5
AirDate: 9/22/2011
Runtime: 20
Voting: 7.5 (39)

Overview: A fight between Sheldon and Penny leaves Amy caught in the middle, while Leonard tries to spice up his long-distance relationship with Priya.
Alice Amter
Mrs. Koothrappali
Aarti Mann
Priya Koothrappali
Brian George
V.M. Koothrappali