The Big Bang Theory

S10 E19 • The Collaboration Fluctuation

Comedyserie

USA 2007

Leonard, Penny and Raj settle into their new living arrangement, but Penny and Raj get along so well together that Leonard starts to feel left out. Sheldon expresses an interest in Amy's work and they begin to collaborate on a scientific project.

Cast

• Johnny Galecki
• Jim Parsons
• Kaley Cuoco
• Simon Helberg
• Kunal Nayyar

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