Summerfest 2024 Lineup Rumors.  — summerfest officially dropping its 2024 lineup thursday, adding big names to the list of already announced headliners like keith urban, maroon five, motley crew and lil uzi vert. A separate ticket is needed to see concerts in the american family insurance amphitheater, but your amphitheater ticket also includes admission to summerfest on the day of your show.

Summerfest line up rumors or hopes. Kane brown, motley crue, tyler childers, keith urban, ajr and maroon 5 will headline the festival’s largest stage, the american family insurance amphitheater.