It's a very, very special moment," Rodrigo told the crowd in Chicago's Grant Park on the second day of this year's fest. "I remember my first concert. It was a very memorable night. I watched this incredible band and I am so over the moon,

After Lollapalooza, Rodrigo wrapped her GUTS tour shows when she played Osheaga Festival in Montreal on Aug. 1 and 3. Meanwhile, Weezer will play festivals across the country in August, September and October before heading to South America in November for three shows.

Rodrigo made her Lollapalooza debut with a powerful headlining set. Olivia Rodrigo delivered a powerful performance Friday night as she made her Lollapalooza Chicago debut, headlining Day Two of the annual music festival in Grant Park.