munging
1) Go to a graveyard with four of your buddies
2) Dig up Fresh corpse (female) and have a gang bang.
3) Afterwards, one of them puts there mouth over the vagina.
4) Someone jumps on the stomach, shooting all the cum and maggots and such into the person's mouth. They swallow it.
Damn. There's some foul ass motherfuckers in this world. Even if it's never been done ,someone thought it up.