Mason Durell Betha. (born August 27, 1975), better known by his stage name Mase (formerly Murda Mase and stylized as Ma$e), is an American rapper, songwriter and minister. He is known for his late 1990s run at Bad Boy Records alongside Sean "Diddy" Combs. From 1996 to 1999, as a lead or featured artist, Mase had six Billboard Hot 100 Top 10 singles and five US Rap No. 1 singles. His 1997 album Harlem World was Grammy nominated and certified quadruple Platinum by RIAA. His two other albums, Double Up and Welcome Back, are both certified Gold by RIAA.