The Cohabitation Experimentation (6 / 20)
As they share a drink, Sheldon and Penny have a chat on the couch in her apartment.
'The Cohabitation Experimentation' - Season 10, Episode 4
When Amy's apartment floods, she proposes a "cohabitation experiment" with Sheldon. Also, Howard and Bernadette are upset when Koothrappali learns the gender of the baby before they do.
Air Date: October 10th 2016.
This picture was uploaded 6 October 2016 16:32.