Born Justin Smith, is a hip hop producer from Paterson, NJ. The CEO of Fort Knocks Entertainment is best known for producing hits from Jay-Z's Blueprint, Blueprint 2 and The Black Album. He also produced a number of songs on Eminem's most recent album, Recovery. He's also worked with Busta Rhymes, DMX, Fabolous, Snoop Dogg, Talib Kweli and a load of your other favorite MCs. He's currently the host of the BET reality show, Master of the Mix.