Conan O'Brien Lists His Five Favorite YouTube VideosRemember back in college, or in your office, or in your fifth-grade classroom, when that guy was like, "Hey, come look at this music video of the guys on treadmills"? That was five years ago! To commemorate YouTube's fifth anniversary, Conan O'Brien has listed his five favorite videos and filmed an introduction for YouTube.

"I hope you like these videos," Coco says. "If you're like me, America, you spend an inordinate amount of time watching YouTube and it's probably why our country's economy is in the toilet. Nobody actually makes things anymore -- we're all watching monkeys in propeller hats flush themselves down a toilet."

After the jump, Conan's five favorite videos.