The Big Bang Theory Season 9 Episode 22 – The Fermentation Bifurcation

Aired : Apr 28 2016 | 140 Views | 31 Link Submissions |

Watch The Big Bang Theory season 9 episode 22 online for free. 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.