Giving Yourself a Concussion at The Playground. That's going to leave a...
Next stop...the hospital for some stitches.
Looks like he's going to have to learn the hard way.
Damn that was a hard landing. It was a good run up till then.
A bull knocks himself out. Thanks to the person who uploaded this one, I...
That's one way to knock the breath out of yourself.
Cows should wear seat belts in Russia.
After winning the fight he almost knocks himself out.
Check out this painful clip somebody uploaded this morning!