Unfortunately, my ipod is full with just over 200 songs on it. My itunes happens to have around 2700 songs though! My most listened to artists include

James Taylor
The Weasel King
Panic at the Disco
Toby Keith
Garth Brooks
Cat Stevens
Within Temptation
Shiny Toy Guns
David Bowie
Styx
Fall Out Boy
Little Big Town
Tim McGraw
Regina Spektor
Dizzee Rascal
Madness
Queen
Billie Piper
The Wombats
Emerson Drive
Murray Gold
Jethro Tull
Jefferson Airplane
Erasure
EmmyLou Harris
John Barrowman
Canned Heat

And many, many more. Let's see, that's country, classic rock, broadway, movie and tv score, pop, metal, grime, ska, alternative, bluegrass, and wizard rock. My tastes vary.