http://www.youtube.com/watch?v=U0A3dO4r6_U

this is a track from his new album. At the end of the song, he raps over a piano etude by classical composer Frederic Chopin

http://illegal-art.net/girltalk/

This label is dedicated to sample based music. The website itself is called illegal art. I'm not sure how I feel about mash-up music like Girl Talk's is. It definitely pushes the boundaries of copyright law.