Los Kumbia Kings were a Latin Grammy-winning Mexican-American cumbia group from Corpus Christi, Texas, created by A.B. Quintanilla and Cruz Martinez. Their music encompasses the styles of cumbia, hip hop, and R&B. They produce songs in both Spanish and English. The band's producers from the beginning have been A.B. Quintanilla III and Cruz Martínez. A.B. Quintanilla is the brother of the late "Queen of Tejano", Selena. A.B. played bass guitar for the group, while Cruz, husband of international artist Alicia Villarreal, played keyboards. Both co-wrote songs for the Kumbia Kings. Though the group has gone through a revolving door of members in recent years amid controversy and finger-pointing, and the Kumbia Kings of today are vastly different from what originated in Corpus Christi, Texas over 8 years ago, A.B. and Cruz were always the soul of the group. Gone are original members Frankie J and DJ Kane both who have gone on to significant success as solo artists, as well as the group K1, a collaboration of founding members of Kumbia Kings who have defected from the group for reason of "internal dissention". Unfortunately, A.B.