Oscar De La Rosa (born Oscar De La Rosa Gonzales March 29,1960) is the Tejano lead singer of the four-time Grammy Award-winni ... ng musical group La Mafia. He is also the brother of Leonardo Gonzales who is the former guitarist of La Mafia and founder of Leonardo Gonzales y Los Magnificos. La Mafia was founded in 1980 in Houston TX. Back home, La Mafia has performed in front of three record-setting crowds at the Houston Livestock Show and Rodeo at the Houston Astrodome. So far they've had 37 albums from 1980 to current. Their best albums are The Magnificent 7 (1982), Neon Static (1985), Xplosiv (1989), Enter the Future (1990), Con Tanto Amor (1990), Vida (1994), Exitos en vivo (1995), En Tus Manos (1997), Inconfundible (2001), Eternamente Romanticos (2008),and Amor y Sexo (2014) read more