Remember the first time you watched GREASE and thought, “The only thing that’s missing is gray-haired ‘American Idol’ winner Taylor Hicks?” Theater of the Stars is one step ahead of you. Hicks will star in the timeless musical, which is sure to bring back fond memories of sing-along classics like “We Go Together” and “Summer Nights,” while resident bad boy Danny and good girl Sandy re-enact their epic love for the billionth time. Through Aug. 16. $20-$67.50. Wed.-Fri., 8 p.m.; Sat., 2 and 8 p.m.; Sun., 1:30 and 7 p.m. Fox Theatre, 660 Peachtree St. 404-817-8700. www.ticketmaster.com.