One faction became Jimmy Gonzalez and Original Grupo Mazz, now recording for Freddie Records, while the other became Joe Lopez y Nueva Imagen Mazz, still on the EMI Latin label.

Joe Lopez helped define the Tejano music genre back in the 1970s and 80s, first as a member of Grupo Mazz and then as a solo performer.

Former lead singer for Grupo Mazz, Jose "Joe" Lopez, is preparing to tour again despite his status as a registered sex offender.

ROBSTOWN, Texas — Joe Lopez helped define the Tejano music genre back in the 1970's and 80's. First as a member of Grupo Mazz, then as a solo performer. But the Grammy-award winning singer's ...

Joe Lopez helped define the Tejano music genre back in the 1970s and 80s, first as a member of Grupo Mazz and then as a solo performer.

Former lead singer for Grupo Mazz, Jose "Joe" Lopez, is preparing to tour again despite his status as a registered sex offender.