Madonna Reportedly Snags Kanye West, Pharrell For LP; Plus Jessica Sierra, Gym Class Heroes, Radiohead, Ne-Yo & More, In For The Record

Sierra pleads not guilty to charges; Heroes tapped for Warped Tour; Radiohead to end downloads soon.

Snakes On A Soundtrack — Samuel L. Jackson Film Nabs Fall Out Boy, Panic!, Cee-Lo

Loads of remixes, Decaydance bands on soundtrack to 'Snakes on a Plane.'