Olivia Rodrigo was joined by surprise guest Weezer during her headlining set at Lollapalooza 2025.

On Friday (Aug. 1), the 22-year-old pop superstar made her debut on the second day of the Chicago music festival at Grant Park. Toward the end of her evening set, she surprised the crowd by inviting Weezer to join her on stage.

In a fan-captured video on TikTok, Rodrigo shared with the crowd that Weezer was the first band she ever saw live.

“You always remember your first concert. It’s a very, very special moment,” the “Drivers License” singer