A Deployed soilder
Squeezing a shot glass into a woman's snatch, filling it with vodka, then rubbing salt on her butt and licking it before you take a shot.
He did this to his mom and got grounded for a week.
My brother tried this at a party and got slapped by a girl who had a broken nose.
I watched this happen at a bar and laughed so hard I spilled my drink.