Unless you want to take a nap on the concrete.
A couple of kids go at it in the locker room with some boxing gloves and one of them gets knocked out cold.
First rule of fight club, don't suck at fighting.
Back in his prime, Roy Jones Jr was a beast with his trickery and knockout skills.
Ok, goodnight. He slightly underestimated his opponent.
Kids at school stuff each other in lockers but cats stuff each other in cardboard boxes. Damn bullies!
Dude's forehead just opened up. He'll need a handful of stitches for that one!
This dog takes a few decent punches to the face from an angry cat.
Never underestimate your opponent!
This is what happens when engineers get bored.