The folks at Red Bull know how to bring in the new year better than anyone else. For the past couple of years, the energy-drink giant has been giving some of its athletes a stage to perform some wild and crazy, usually world-record beating, stunt. This year, snowmobile racer Levi LaValle was supposed to attempt to break the world record for longest snowmobile jump. Unfortunately, this morning we learned Red Bull called it off due to an injury he'd suffered during a practice run. So while you won't be able to catch any high-flying motorsport madness this year as the ball drops, you can watch Red Bull's seven craziest motorsport stunts. You should already know this, but don't attempt any of the following at home...or anywhere else, for that matter.