Music, Playing Guitar, Playing Drums, Working on Computers, and Getting my Truck Muddy.
Dave Grohl, Tom Shulz, and anyone living at Hugh Heffner's House.
Alice in Chains, Godsmack, Foo Fighters, and many more as long as it has kick ass drum beats and killer guitar riffs I will probably like it.
Whatever channel Football is on! (Duh!)
Perl
Eddie Van Halen! Steve Vai!