Sports radio station 790 The Zone (WQXI-AM) celebrates its 12-year anniversary with MIDSUMMER MUSIC FEST. Guster, Rusted Root, Jupiter Coyote and Sol Junky are in the lineup, along with many others at Candler Park. Festivities include a Sam Flax artist market featuring 40 local artists, a 5K road race, a Go Green area and corn hole tournament. A portion of the proceeds benefit the Candler Park Neighborhood Organization to enhance green benefits, sidewalks, park experience and overall neighborhood improvement. Free-$10. 10 a.m. 585 McLendon Ave. 404-237-0079. www.midsummermusicfestival.com.