He initially came to prominence as a founding member of the Southern hip hop group D4L, and in 2000 founded D4L Records. The group reached national status in 2006 when their single “Laffy Taffy” topped the Billboard Hot 100 and went on to be certified platinum twice by the Recording Industry Association of America (RIAA).
On September 21, 2016, Walker died in a car crash. His second studio album, R.I.C.O., was released posthumously in March 2017. Long Live The Mayor Of Bankhead.