MILWAUKEE, Wis. (WFRV) - Officials with Summerfest announced on Monday morning their first headlining performer for next year's festival. According to a release, country music trailblazer and reigning CMA and ACM Entertainer of the Year Lainey Wilson has been announced for Summerfest in 2025. Green Bay Police Department: Packers vs. Cardinals game sees no arrests or ejections Wilson is currently scheduled to perform at the American Family Insurance Amphitheater on Thursday, June 26. Tickets will go on sale at 10:00 a.m. on Friday, October 18, and can be bought through the Summerfest website, on Ticketmaster, or in person at the American Family Insurance Amphitheater Box Office and include admission to Summerfest the day of the show.