It's amazing these guys can still maintain control at those speeds.
This kid thinks he's a bad ass. I wonder if girls think so too?
Now that's what I call dedication!
Don't take sh*t from nobody, especially when a teacher puts his hands on you. Good for you girl.
A couple veteran Army Rangers spot a phony.
Things start to go bad for him once he whips out his ninja skills.
This chick is knocked out cold when they collide with exercise balls.
If you're going to pick a fight, make sure you connect with your punches.
Dubstep sends Kramer into a frenzy.