Guest Star: Brooke D'Orsay
The Dumpling Paradox
Season 1, Episode 7 - Aired November 5, 2007
Penny's promiscuous friend from Nebraska is in town and Wolowitz quickly seduces her, taking over Penny's apartment in the process. Penny takes refuge on Sheldon and Leonard's couch. With Wolowitz otherwise engaged, the guys enlist Penny as the fourth member of their Halo team.
Appeared as Christy