Video Games (PC and some console), Snowboarding, Reading, Family Guy, The Simpsons, Aqua Teen Hunger Force, Sealab 2021
Your mom.
Too many to name, but here's a brief list of some of them.
Flogging Molly
Dropkick Murphys
Eyedea & Abilities
The Bouncing Souls
The Smashing Pumpkins
The White Stripes
Johnny Cash
Chuck Berry
Bob Dylan
Iron Maiden
Santana
Santa Esmerelda
Tony C. and the Truth
Danko Jones
Dynamite Hack
Godsmack
Audioslave
The Clash
Joe Strummer and the Mescaleros
Big Audio Dynamite
The Misfits
Danzig
Dead Kennedys
The Damned
The Dickies
NOFX
Mad Parade
The Angry Samoans
Tool
A Perfect Circle
Bush
The Presidents of the United States of America
Nirvana
Guns N Roses
Coldplay
Radiohead
Muse
Beethoven
Bach
Mozart
Forces of Evil
Aquabats
Blind Melon
CCR
The Dooby Brothers
Lynard Skynard
AC/DC
Pink Floyd
The (old) Offspring
Jack Johnson
Dire Straits
Mark Knopfler
and many many more that I just can't think of right now.
Fight Club, Lord of the Rings (extended editions), Boondock Saints, Kung Pow....
TV Sucks
Anything by Terry Goodkind, anything scifi or fantasy adventure related. As far as nonfiction goes I can only handle it if it's astronomy or physics related.
Homer Simpson
Peter Griffin
Rodney Dangerfield
Mike Meyers
Will Ferrel
My local crack dealer
Einstein
Brian Greene