Rapping with cartoon characters was artistic suicide until Gorillaz dropped a bomb in 2001 with a platinum album & what turned out to be a surprisingly long shelf life. Next out of the box is Danger Doom, the stunning & welcome collaboration of two of hip-hop's most innovative artists, both of whom already have close ties to the world of animation -- Danger Mouse not only named himself after a cartoon but is also a part-time Gorillaz beatmaker, & the rapper MF Doom has imagined himself var