Jay-Z has officially parted ways with Def Jam. It was confirmed by MTV.com that Hip-Hop superstar Jay-Z has finally bought out the rest of his contract with Def Jam Recordings for $5...

Jay-Z and songwriter/producer Stargate have partnered up together to launch a new record label and music publishing company under Jay-Z's Roc Nation venture with Live Nation. The record label and publishing company will...