One great way to beat the heat is to hear three cool acts perform at the Oklahoma City Zoo Amphitheatre! 311 and The Offspring have teamed up as part of their Never Ending Summer Tour and will be performing on Thursday, August 2 at 6:30 p.m. Hot off their 2017 tour promoting Mosaic, alt rock 311 joins The Offspring, with a 10th album approaching, as co-headliner of a 29-date tour throughout the nation. Special tour guest Gym Class Heroes will be the perfect complement to the Never-Ending Summer Tour. Their hip-hop, reggae and rock-influenced sound often transcends musical genres. Doors open at 5:30 p.m. for the 6:30 p.m. showtime. Tickets start at $39.50 for standard admission, and VIP packages are also available.