All three of the PixelJam team members make music… so heres a bunch of free mp3s.
Miles Tilmann (the programmer) makes electro/idm/ambient : www.webhole.com
Rich Grillotti (artist) plays guitar. Miles made a droney / spacey album with him, and it’s here: webhole.com/mp3 (in the upper right… recommended track : sunspots)
Mark Denardo (music and sound fx) makes singer-songwriter gameboy pop folk : markdenardo.com + http://www.webhole.com/mdportfolio/3markd/
Miles and Mark made a rock band called OMAC : http://webhole.com/omac