Why would you try to knock yourself out on purpose? lol
This guy wacks his head really hard and is pretty out of it. Ouch
This guy only has 1 good arm and he still knocks out the other dude..lol
These guys both knock each other out cold. Thats pretty funny.
One dude is headbutted and the other is socked in the face all in less then...
Some dude gets sucker punched only to come back and kick some ass.
Here is another sweet knockout punch.
This woman is reading the news when all of a sudden the light from above...
Check out the top 10 boxing knockouts. Some of these guys just drop.
This nerd wants some guy to punch him. So the guy knocks him out cold.