Some of these songs are already covered:
Modest Mouse - "Float On"
Franz Ferdinand - "Take Me Out"
Arcade Fire - "Neighborhood #1 (Tunnels)"
Interpol - "Evil"
Panda Bear - "Track One"
Secret Machines - "First Wave Down"
Jason Forrest - "10 Amazing Years"
Art Brut - "Formed A Band"
Elliot Smith - "Twilight"
Iron And Wine - "Such Great Heights"
Jay Z - "99 Problems" (what the hell)