Eminem, Dr. Dre, Mase, Nas perform at LA show

LOS ANGELES – Dr. Dre’s powerful rolodex was put to good use for the launch of Beats Music with a concert featuring Eminem, Diddy and Nas.

Nineties hip-hop was the theme for Dre’s party Friday night at the Belasco Theatre in Los Angeles.

Eminem and Dre closed the night, performing the hits “My Name Is,” ”Forgot About Dre” and “Lose Yourself.”