Watch Kingsville students prepare for the 4th Annual Corpus Christi Mariachi Music Fest vocal competitions tomorrow at 9 a.m. at the Wolfe Recital Hall at Del Mar College. They are free and open to the public. Students from Kingsville, San Antonio, Premont, La Gloria, Edinburg, and Corpus Christi will be competing tomorrow for the opportunity to open for El mejor mariachi del mundo, Mariachi Vargas de Tecalitlan, who will be performing tomorrow night at Richardson Performance Hall at Del Mar College. The show begins at 7:30 pm. Tickets are still available but are going fast. The Ticket Box Office is located at 101 Baldwin Blvd and is open until 5 p.m. today. It will open tomorrow starting at 2 p.m. up until the start of the concert. Tickets are also available at Click Here for tickets or by calling 361-698-2226.