John Jay HS’s Mariachi Jalisco putting on a show at the 30th Annual Mariachi Extravaganza
The extravaganza is the largest running competition in the country with nearly 1,200 students. SAN ANTONIO — San Antonio high school musicians from John Jay’s Mariachi Jalisco are putting on a show for the 30th Annual Mariachi Extravaganza. It’s the largest running competition in the country, with nearly 1,200 students, teachers and musicians coming to … Read more