The Entire FLCL soundtrack.
Artist; The Pillows (Awkward name, in my taste, but they are awesome!)
My personal favorites:
1. Last Dinosaur
2. Ride on Shooting Star
3. Little Busters
4. I Think I Can
5. Beautiful Morning
6. Sad Sad Kiddie
7. Blues Drive Monster
8. Runner's High

LOVE IT, PEEPS!