most messed up movie you've seen?

[Madlib]

while not so much messed up, but all around just wow wtf did they just do that? kinda flicks..my choices are

Cannibal Holocaust (honestly worth watching for the sake of its infamy)
Eraserhead
The Holy Mountain
3 ninjas high noon at magic mountain:thumbsup:

HAHA 3 ninjas

those are all fucked up movies, i would add any cronenberg, Ichi the Killer, Audition, Gozu, Visitor Q, Tetsuo I&II, Naked Splatter Blood, El Topo, Santa Sangre, Irreversible, and Salo 120 days of Sodom vile film.