Add Yahoo as a preferred source to see more of our stories on Google. At first, there was no message. Rap was all bluff and bluster. Party stuff, straight up. Hip hop, you don't stop. Throw your hands ...

MOSLEY: While DJ Kool Herc is often credited as the father of hip-hop, Grandmaster Flash was one of the first DJs to make successful rap records and become a pioneer in the genre. In the '70s, he ...