MILWAUKEE, WI (May 18, 2022) – Summerfest presented by American Family Insurance is excited to unveil details of the headliners and activities at the American Family Insurance House during Summerfest. Artists performing acoustic sets at the House include Boys II Men, Cory Henry, Iann Diorr, JoJo, and more. Fans will have the opportunity to be in the audience for these intimate performances by stopping…