The Big Bang Theory

Season 4 Episode 6: The Irish Pub Formulation

Leonard keeps an affair a secret from Sheldon, Howard and Raj.

Genre:

Comedy

Seasons:

12

Episodes:

279

Cast:

Johnny Galecki, Jim Parsons, Kaley Cuoco

Quality:

HD

Duration:

22 min

First Air:

2007

Rating:

7.9