Progressive rock band STYX will perform at 7:30 p.m. Wednesday, July 28, at the Britt Pavilion in Jacksonville. STYX formed in the early '70s in Chicago and became an arena-rock prototype, with hit singles such as "Come Sail Away," "Renegade," "Blue Collar Man" and "Fooling Yourself." Its breakthrough album, "The Grand Illusion," sold triple platinum. Singer and songwriter Steve Poltz of San Diego, Calif., will open the show. Reserved seating is $55; lawn seating costs $33 and $28 for ages 12 and younger. Premium lawn seating for four costs $220. See www.brittfest.org or call the box office at 541-773-6077.