god i hate when these retards try stuff like this.. its hard to watch. i would bet money he has never done it in a bicycle and therefore had no idea what he was doing.

Blame it on MountainDew. It's side-effects include low sperm count and "XXtremeness!" At least he managed to avoid coming down in a wrong gear, popping a wheelie, jumping another burm...and...well...the rest is history.