High Quality Content by WIKIPEDIA articles! The discography of Mos Def, an American rapper, consists of four solo albums, two compilation albums, one collaboration album, and 7 singles. Mos Def debuted on Rawkus Records in 1998 in the duo Black Star with rapper Talib Kweli. "Definition", the single from Black Star`s self-titled debut album, reached #60 on the Billboard Hot 100 and #3 on the Hot Rap Singles chart. In 1999, Mos Def released his solo debut album Black on Both Sides, which was certified gold in the US and featured the singles "Ms. Fat Booty", which reached #20 on the US Billboard Hot Rap Singles chart, and "Umi Says", which reached #60 on the UK Singles Chart. Mos Def performed on many compilations from the Rawkus Records label and other independent compilation albums. Among them were the single "Oh No" with Pharaohe Monch and Nate Dogg that reached #83 on the Hot 100 and #1 on the Hot Rap Singles. In 2001, his single "Jam on It" from Underground Airplay Version 1.0 reached #23 on the Hot Rap Tracks. The next year, he appeared on the track "Brown Sugar (Extra Sweet)" on the soundtrack to the film Brown Sugar. Featuring Faith Evans, "Brown Sugar (Extra Sweet)" reached #95 on the Hot R&B/Hip-Hop Songs chart.