Summerfest 2025 Lineup. Michael broerman | thursday, march 21st, 2025. 2025 lineup search stages all stages american family insurance amphitheater bmo pavilion miller lite oasis stage aurora pavilion briggs & stratton big backyard generac power stage uline warehouse stage uscellular connection stage
Headliners include mötley crüe, tyler childers,. Michael broerman | thursday, march 21st, 2025.