Everything!
Country: Tim McGraw, Carrie Underwood, Brad Paisley etc.
New Wave: A-Ha, Flock of Seagulls, Flying Lizards, Psychadelic Furs, etc.
80's Hair Metal: Van Halen, Def Leppard, Whitesnake, etc.
Punk: SUM 41, Lit, 30 Seconds to Mars, Finch, Our Lady Peace, etc.
Jazz: Billy Holliday, Michael Buble, Sade, etc.
Hip-Hop: Missy Elliott, Usher, Rahzel, etc.
Trance: Paul Van Dyk, Darude, Astral Projection, etc.

There is this Shoegaze band I have been introduced to that I really like called Mazzystar.

This is just a taste...there is so much more I can list. If the music is positive I usually like it!