David After Dentist, Auto-Tune the News, (Do You Wanna) Date My Avatar, Improv Everywhere, Evian Roller Babies, Keyboard Cat, Susan Boyle.  You’ve seen ’em all and laughed ’till your stomach hurts.  Head on over to YouTube to relive the 31 most memorable YouTube videos of 2009.  IS THIS REAL LIFE?

Update: Looks like YouTube took down the page already!  Strange.  Anyway, you know how to find them.