McKinley Phipps (born July 30, 1977), better known as Mac, is an American rapper and songwriter from New Orleans' 3rd Ward, and would grow to be one of the most critically acclaimed on Master P's No Limit Records, both as a solo rapper and as a member of the super group 504 Boyz. He also collaborated with rapper B.G. on the album Chopper City released in 1996.