Mobile, Alabama native FattMack slings cold-blooded rhymes about street hustling and reflective bars heavy with emotion. Prolific since he made his commercial debut in 2020, he released over a half-dozen independent projects, starting with 2020's Rookie of the Year, before he landed a recording deal with Great Day Records and Santa Anna. He made his label debut in 2024 with TMK, and in 2025 -- while still a teenager -- he continued with Here to Stay and Untreated Trauma.
Born McKenzie Haynes in Mobile, FattMack was invested in football until eighth grade, and in high school ...