The Big Bang Theory
The Panty Piñata Polarization
Season 2 Episode 7 – first aired on Nov. 10, 2008
When Sheldon bans Penny from the apartment for numerous minor infractions, she decides to retaliate.
Quotes:
Penny: I am going to introduce your friend to a world of hurt.
Leonard: You don't want to get into it with Sheldon. The guy is one lab accident away from being a super villain.