The Big Bang Theory Season 5 Episode 13 The Recombination Hypothesis ( Air Date 2012-01-19 ) Genre Comedy category. Overview "Leonard, who broke up with Priya, asks Penny out to a spur-of the-moment romantic dinner for two, and the duo contemplates on their relationship.".
The Big Bang Theory Season 5 Episode 13 The Recombination Hypothesis
Stars: Johnny Galecki, Jim Parsons, Kaley Cuoco, Simon Helberg, Kunal Nayyar, Melissa Rauch, Mayim Bialik
Director: Rick Puccio, Brian W. Armstrong, Jamie Hitchcock, Richard Price, John DeChene, Adam Faberman, Shannon Timberlake, Tara Hernandez, Anthony Del Broccolo, Jeremy Howe, Andy Gordon, Alexandra Barbone, Tara Treacy, Linda Cowan, Sylvia Surdu, Charlie Back, Justin D. Hetzel, Ryan Berdan, Robinson Green, Peter Chakos, Faye Woods, Maria Ferrari, Steve Holland, Eric Kaplan, David Goetsch, Vikki McCarter, Todd Morris, Kristy Cecil, Robinson Green, Steven Molaro