I have everything from balinese gamelan to Dragon Force. I play the saxes and flute (music degree). I like older rap and hip-hop. I will listen to country (older stuff) and I hate pop. My favorites are:

Wagner
Berlioz
Franz Liszt
Charles Mingus
Stan Kenton
Zappa
Edgar Winter Group
The Clash
David Bowie
Malice Mizer (Japanese)
Miyavi (Japanese)
X Japan (Japanese)
Nightwish
Papa Roach
Radio Head
Tool
Scissor Sisters
Silversun Pickups
Anything by Nobuo Uematsu
Weird Al Yankovic
(And much much more)