We are actively adding to the schedule, with more concert news in the next few months.' 'This incredible lineup is just the beginning. 'Our patrons have been asking about these concerts for years and we are excited to bring them back to the city of Cincinnati,' said Justin Wyborn, property president, in a press release. Tickets go on sale Friday, beginning at 10 a.m., according to a release from the Hard Rock Casino. KC and the Sunshine Band, Friday, September 15.Ludacris, Flo Rida, and Ashanti, Thursday July 20.Concerts will be held outdoors, in an area that can accommodate 3,500 general admission guests. The lineup includes a wide range of stars, from Ludacris, Flo Rida and Ashanti to the Beach Boys. CINCINNATI - The Hard Rock Casino will be picking up plenty of good vibrations this summer as a newly-announced concert lineup takes the stage with headliners that will have crowds lacing up their boogie shoes.