The Big Bang Theory - The Monster Isolation - Give me the number!!

The Big Bang Theory - Fun With Flags

The Big Bang Theory - Sheldon Trains Penny

Sheldon Cooper...I'm in hell, Leonard... Don't stop...

howard tries to kiss penny

Big Bang Theory Raj's Sleepover With Mrs Wolowitz

Amys Asks To Move In, Sheldon Panics!

Raj gets back with his date again - The Big Bang Theory

Raj and his girlfriend - The Big Bang Theory

Penny asks Sheldon about Coitus

The Big Bang Theory unaired pilot

The Big Bang Theory takeout with the cast of The Big Bang Theory

The Big Bang Theory - Wolowitz Funniest Scenes

Simon Helberg @ Craig Ferguson - 2010.03.01

Sheldon and Penny had THE TALK!

Johnny Galecki Interviews Kaley Cuoco 2011

Funny Interview Cast of BBT

Big Bang Theory_ Johnny Galecki

Big Bang Theory - Best of Amy Farrah Fowler

Behind the Scenes of The Big Bang Theory