Jars of Clay opens the summer concert series at Six Flags Over Georgia on June 4.

Six Flags Over Georgia will host a concert series of five shows this summer, starting at 5:45 p.m. Saturday with Christian pop-rockers Jars of Clay.

Other acts performing this summer:

• A Rocket to the Moon, known for its hit, “Dakota,” plays at 5 p.m. June 11.

• Shiny Toy Guns, whose latest album, “III,” is due later this summer, arrive at 5 p.m. June 18.

• Florida’s pop-punkers We the Kings perform at 5 p.m. July 23.

• Mr. “Cooler Than Me,” Mike Posner, will take the stage at 6 p.m. July 31.

All shows are free with park admission, which is required for concert entry, and will take place at the Southern Star Amphitheater.

For more information: 770-948-9290, www.sixflags.com/overgeorgia.