When it comes to dollars made in the world of hip-hop, Diddy, Dré, & Hov are the top dawgs. Their influence can be debated but not the billions. Not the offshoot brands, like Beats, Ciroc vodka, & Tidal, nor the endorsement deals, & stacks of other assets. Hip-Hop money is the main focus of this new book that tracks the careers & cash-flow of these three pop culture kings.