hip hop indie rock: Hip hop, Indie, and Rock are all popular musical genres. Hip hop is similar to, and sometimes synonymous with, rap music rhyming lyrics to a back beat. Indie music is short for Independent music means that the artist is not connected to a major record label. Rock music began in the 50s and has included artists from the Beatles to the Beach Boys to David Bowie to Alice Cooper. http://www.indi-hop.com