The Big Bang Theory Season 5 Episode 2 : The Infestation Hypothesis
Priya has returned to India and she and Leonard are attempting a long-distance relationship. Their first time having cybersex is ruined when Leonard\'s screen freezes. Leonard then takes advice from Howard on how to maintain such a relationship and then prepares to perform one of the things he taught him, but is humiliated to learn that Priya\'s parents are sitting beside her.
Meanwhile, Penny picks up a new chair, which at first Sheld...