Big Bad StacheBig Bad Stache's rock and pop covers from the 90's - today will have you singing at the top of your lungs and yelling for more, more, more... Arrive early to hear the School of Rock Gahanna House Band, the best-of-the-best at the school. Enjoy the concert at the Hinson Amphitheater from 7-8:30pm. Gates open at 6:30pm.