Young MC, then and now: 1989 "Come on, fatso, and just bust a move." 2006 Celebrity Fit Club 3! Mr. MC will join Chastity Bono, Bruce Vilanch, Kelly LeBrock, Countess Vaughn, Jeff Conaway, Tempestt Bledsoe and Bizare at VH1's B-List fat camp. Anyone remember Pepsi's Cool Cans promotion? Young MC rapped about it in the commercials. Fifteen years later and ...