Summer Festival 2024 Lineup. This year’s lineup is stuffed, so you’re going to want to plan ahead of time. The lineup and headliners for milwaukee’s 2024 summerfest has been released, with big names like keith urban, maroon 5, mötley crüe, reo speedwagon, illenium and more.

Check out the stellar roster of music artists playing hard summer. The announced 2024 lineup includes headliners tyler childers, mötley crüe, keith urban, lil uzi vert, and kane brown, with more acts to be announced in the coming weeks.