sentences:  In the early 1990s Knoctunal recorded records and toured under the name Nature-Boy with his longtime DJ and friend Gary Zee, opening up for acts such as the Beastie Boys and Cypress Hill.Their first EP was reported to have sold 200,000 copies underground on the label Blunt Room Records.Knoc has released three singles, "The Knoc" featuring Missy Elliott and Dr. Dre (who also produced it), and his second was "Muzik" featuring Samuel Christian and produced by Kanye West.