Mac Lethal (born David McCleary Sheldon) is a rapper from Kansas City, MO and of Irish descent. "Uncle Mac the Elephant" is often considered one of the most beastly rappers in the underground game. Mac Lethal was born David McCleary Sheldon on July 25, 1981. In 1998 he would go on to win several rap battles against local emcees from rival Kansas City high schools, and began to generate a buzz amongst the very small, tightly knit Kansas City underground hip-hop community. Mac entered the emcee battle at Scri...

Biography from Wikipedia