I like art. Such a broad answer... I like performance and music and film. I also enjoy comic books and video games. Yeah, I'm a nerd...
um, lots of people...
I like, in no particular order: The Residents, Primus, Tool, Talking Heads, The Butthole Surfers, Tom Waits, Ween, Oingo Boingo, Peter Gabriel, Frank Zappa, Mindless Self Indulgence, Nine Inch Nails, Presidents of the United States of America, Kraftwerk, New Order, Devo, Rob Zombie, Led Zeppelin, Pink Floyd, Oysterhead, King Crimson, Radiohead, Mr. Bungle, Peaches, Bjork, The Flaming Lips.
Okay, how should I do this? I love Eraserhead and Taxi Driver. Otherwise I'll just name random movies and directors that I adore... (in no order) David Lynch, Terry Gilliam, Forbidden Zone, Dark City, The Great Dictator, The Marx Brothers, The Prestige, X2, Spinal Tap, Tim Burton, Stanley Kuberick, John Waters, Jim Henson's darker stuff, etc...
Don't really watch it. I do like Penn & Teller's Bullshit, Twin Peaks, Arrested Development and South Park. Oh, and Conan O'Brien is usually great fun.
House of Leaves, Chuck Paluhniuk's stuff, Film Books, The Watchmen, Y: The Last Man, V for Vendetta, The Myst Trilogy, Kurt Vonnegut.
Nightcrawler, Andy Kaufman...