What is the weirdest work of science fiction you've ever seen?S

A lot of science fiction is a little weird — that's sort of its job as a genre. But there's weird, and then there's seriously, stupendously bizarropants. You know what I mean. What's the absolute strangest work of science fiction you've ever seen, read or tasted?

No fair listing movies you made in art school. Be sure to include pictures so we can all appreciate the insanity.