The Big Bang Theory

Season 4 Episode 16: The Cohabitation Formulation

As Wolowitz contemplates taking things with Bernadette to the next level, Leonard rekindles his relationship with Raj's sister.

Genre:

Comedy

Seasons:

12

Episodes:

279

Actor:

Johnny Galecki, Jim Parsons, Kaley Cuoco

Quality:

HD

Status:

Ended

First Air:

2007

IMDb:

7.9