Windows 7 is much more user-friendly than Windows Vista

The absolute best conversation in the entire world!!!!

Sheldon (Jim Parsons) helps Penny (Kaley Cuoco) fill out a form for the hospital. Question: "When was your last mentrual cycle?" Answer: "Next question!" Retort: "I'll put 'In progress'"

I'm not crazy! My mother had me tested :)

Big Bang Theory Sheldon, "You can't make a half sandwich. If it's not half of a whole sandwich, it's just a small sandwich.

Big bang theory is awesome

Big bang theory is awesome

Big Bang Theory cast re-creating famous scenes/people. Leonard as Susan Boyle is a personal fave.

I swear, "It's tough to be a God!" just went through my head. Added with an evil cackle courtesy of Bernadette.

The Big Bang Theory Bernadette's microbiology fantasies. A little frightening.

The Big Bang Theory Season 4 Bloopers

The Big Bang Theory Season 4 Bloopers.For all My Big Bang Theory lovers!

the big bang theory the-big-bang-theory

The Big Bang Theory - Rock Paper Scissors Lizard Spock - Watch Your Favourite TV Episodes

this is awesome... Bazzinga

Big Bang Theory compilation - love the show, just wish it was appropriate to watch with kids.