Chappell Roan's huge summer just got bigger. The 26-year-old rising pop star garnered an unprecedented-sized crowd at the Lollapalooza music festival over the weekend, according to organizers. The information you need to know, sent directly to you: Download the CTV News App "Chappell's performance was the biggest daytime set we've ever seen.

It was a magical moment added to Lolla's' DNA," a spokesperson for Lollapalooza told CNN. Roan — the Gen Z pop star who's had a meteoric rise this summer, thanks to her 2024 single, "Good Luck Babe!" rising on the charts and 2023 song "Feminomenon" blowing up on social media — performed Thursday at Lollapalooza on the first day of the Chicago music festival. "It's Chappell's world and we're just living in it," a post on X from Lollapalooza's official account said, showing an image of a massive crowd in Chicago's Grant Park.

While the exact number of attendees at Roan's set is not yet clear, a spokesperson for Lollapalooza told CNN that 110,000 people attended the festival each day this year. Two sources close to the singer and the festival told CNN that the crowd rivalled many headliners and is believed to be Lollapalooza's biggest set of all time, anywhere in the world. Lollapalooza, which debuted as a touring event in 1991, expanded internationally in 2010, now with festivals across the globe in Chile, Brazil, Argentina, Germany, Sweden, France and India.

This year, Lollapalooza headliners included Blink 182, The Killers, SZA, Megan.