The Big Bang Theory (2007): The Fermentation Bifurcation

The Big Bang Theory (2007)

Details

Season
Season 9
Air Date
28 April 2016
Where to watch

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.