Tickets to see the country superstar’s concert, which will be broadcast at 300 drive-in theaters across the nation, went on sale at 10 a.m. Friday. The June 27 concert will be shown at Six Flags Fiesta Texas at 11:15 p.m. and at The Stars and Stripes Drive-In at New Braunfels at 9 p.m. Tickets are $100 per vehicle and there …
