Diddy tops hip-hop rich list

Rap mogul and entrepreneur Sean 'Diddy' Combs has topped Forbes magazine's annual hip-hop rich list. The star is worth $550 million, according to the publication. New dad Jay-Z comes in second with an estimated $460 million fortune. Coachella festival headliner Dr. Dre, Bryan 'Birdman' Williams and 50 Cent round out the top five.