Immuzikation - Fish Tacos (Immuzikation ExtraTartarBlend) mash-up out of Athens, GA
The Blow - Parantheses song from the above mash-up
Petra Haden and Bill Frisell Petra played with the Decemberists on Picaresque
Faded Paper Figures - Logos One of the guys from Faded Paper Figures composed a sweet song for a TV commercial… unfortunately the commercial song was only as long as the commercial. Luckily, this song is longer.
Radiohead - Weird Fishes / Arpeggi Some good stuff off of In Rainbows
Weezer - The Greatest Man That Ever Lived (Variations on a Shaker Hymn) This is just here because hey, I forgot Weezer existed.

Kudos to hypemachine