The Ocarina of Rhyme: Music from the Legend of Zelda mashed up with Jay-Z, Dr. Dre and Common.

Listen to "Topless," a leaked track by Dr. Dre featuring Nas and T.I.

Listen to "Number One," a new Eminem track allegedly leaked from Dr. Dre's forthcoming album, Detox.

For the first time ever, unmanned airplanes called "drones" will patrol the Northern U.S.-Canada border. Similar drones have patrolled the U.S.-México border since 2005.

According to Eminem, his new album, Relapse, will include "a lot of material" from his five month collaboration with Dr. Dre.

Inspired by the "beef" between Kanye West and 50 Cent, Timbaland hopes to face off with Dr. Dre in the near future.