Champion vocalist Nathania Flores to open for Steeven Sandoval Nathania Flores, 2018 Grand Champion winner of the Mariachi Vargas Extravaganza National Vocal Competition, has been announced as the opening act for La Voz del Mariachi, Steeven Sandoval, when he performs... read more → March 21, 2019 Cynthia Muñoz Mariachi Extravaganza, Mariachi Music, Other Mariachi Events