Watch The Big Bang Theory – Season 9 Episode 22: The Fermentation Bifurcation
Cast: Jim Parsons , Kaley Cuoco , Johnny Galecki , Simon Helberg , Kunal Nayyar , Melissa Rauch , Mayim Bialik
Directors: Chuck Lorre , Bill Prady
Watch The Big Bang Theory – S9E22
Episode Overview
The gang goes to a wine bar and runs into Penny’s old boyfriend, Zack. Also, Bernadette gets stuck spending the evening with Sheldon when she can’t go wine tasting with the group, and things don’t go as planned when Koothrappali introduces his new girlfriend, Claire.
