Here's the top 20 knockouts in UFC history.
Dubstep fits in perfect for this video.
Tough guy gets knocked da F*** out by a smaller kid. Now that's what I call using your head!
Goodnight, sweet dreams...
An anesthesiologist lets this guy knock himself out right on the table.
A swift kick ends this drunk guy's antics.
Why you shouldn't daydream and ride a bike at the same time.
Only took 1.1 seconds to knock him out.
Did he use excessive force? You be the judge.
After a nice headshot the ball takes out another person.