Madd Hatta / artists (M) Profile: Houston TX-based rapper and the owner of Paid In Full Entertainment. Aliases: Mista Madd Mista Madd Biography A fixture in Houston's urban and rap establishment, Mista Madd is best known for hosting one of the city's top morning shows on KBXX 97.9 The Box as radio persona the "Madd Hatta." But on the business end, he was responsible for helping launch the careers of then-underground rappers Paul Wall and Chamillionaire on his Paid in Full Entertainment label.