LETTERMAN: Dave Tweets

Letterman uses his "Twitter machine" despite the fact that he "couldn't care less." He also tells his audience that Twitter was invented by Jimmy Fallon.

Bobby Bottleservice Auditions for 'Jersey Shore'

I haven't yet jumped on the Jersey Shore train, or anti-train(?), but I'll get behind anything Nick Kroll does.

"It's a minstrel show, OK?. But not like a funny minstrel show, with people in black face."

Bobby Bottleservice - Jersey Shore Audition Tape - watch more funny videos

COLLEGE HUMOR: Tetris God

"How dare you question his methods?!"

See more funny videos and funny pictures at CollegeHumor.