More drunk people knocking each other out by having a slap contest. Rule of thumb, don't play with the guy that is twice your size.
These guys both knock each other out cold. Thats pretty funny.
The Brazilian uses a little misdirection to fool his angry partner.
The fighter continues to punch the guy he knocked out so the ref takes matters into his own hands, literally.
Here's the top 20 knockouts in UFC history.
Pro Tip: Don't punch the guy holding a bat.
Dubstep fits in perfect for this video.
He wasn't expecting that.
Sometimes pranks don't go as planned and the prankster gets knocked out!