Depends on the chick in question. Any old skank, none of the above.
Piss on her
Shit on her
Donkey Punch her
3 some w/ another guy
DVDA (double vag/anal) w/ another guy
Stick something in you
Dress up (role play, cosplay, etc)
Snowball w/ her
autoerotic asphyxiation (see David_Carradine)
other fucked up shit... (post up)
Depends on the chick in question. Any old skank, none of the above.