The Big Bang Theory

S9 E22 • The Fermentation Bifurcation

Comedyserie

USA 2016

The gang run into Penny's ex-boyfriend Zack at a wine bar, while Bernadette, who can't drink, hangs out with Sheldon for the evening. When Raj introduces his new girlfriend Claire to the gang, things don't go as planned. Brian Smith and Alessandra Torresani guest.

Cast

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

Guide

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