Music, Baseball, Mythology, etc.
Tool, Alice In Chains, Slipknot, Thrice, Bad Religion, A Perfect Circle, Chevelle, Brand New, Deftones, Mudvayne, Nine Inch Nails, Flogging Molly, Alkaline Trio, Boy Sets Fire, Streetlight Manifesto, Rise Against, and pretty much everything else ... And of course... Under Red Sky.
Memento, Super Troopers, Eternal Sunshine of the Spotless Mind, High Fidelity, Office Space, Garden State, Spaceballs, SLC Punk, 28 Days Later, Monty Python and the Holy Grail, Kevin Smith movies, and check out Dark Portal when it comes out - it has a great song in it.
ESPN, MTV2, 70's Show, Family Guy, South Park, stand-up comedy
Mythology, Nick Hornby, philosophy by Hume
Danny Carey, Will Clark, J.T. Snow, Jerry Cantrell, Josh Freese, Morgan Rose, Abe Cunningham, John Lennon, Thomas Kalnoky, Dustin Kensrue, Mr. Brett, Jesse Lacey, Layne Staley, Trent Reznor, Corey Taylor, Jim Root, Joey Jordison, Stephen Lynch, and MAYNARD.