Mariachi Vargas de Tecalitlán performs a collection of classic folkloric works and innovative takes on traditional music for their 12th appearance at Symphony Center on Saturday, Feb. 15, at 7:30 p.m. The world-renowned mariachi group has thrived for six generations and become one of the most internationally celebrated ensembles in Mexican music history, spurring national pride for what is now recognized as Mexico’s classic sound. Based in Mexico City, Mariachi Vargas de Tecalitlán is considered the most influential ensemble in the development of mariachi music and the leading authority for the art form. Tickets for all Symphony Center Presents Special Concerts can be purchased by phone at 800-223-7114 or 312-294-3000, online at cso.org or at the Symphony Center box office: 220 S. Michigan Ave., Chicago, IL 60604. Discounted student tickets for select concerts can be purchased, subject to availability, online in advance or at the box office on the day of the concert. For group rates, please call 312-294-3040.