Dude, there isn’t a whole lot I can say about this, except look at the pictures at the link below.

This guy actually blows his face up with saline for fun (okay, maybe not for FUN, but for performance/body art purposes). I wonder what day you just wake up and decide, “Hey man… let’s use my head as a canteen and see what happens.”

http://www.chapter9photography.com/2005/bio/forehead_inflation.htm

He also cut off his own pinky to create a claw as an “experiment”. Neat. :)