The set marked the Chicago-bred band's first Lollapalooza headlining slot in 32 years — they last played the festival in 1994.

Olivia Rodrigo joins Smashing Pumpkins for a surprise set at Lollapalooza.

Smashing Pumpkins turned their Lollapalooza headline set into a generational summit on Thursday (July 31), with Billy Corgan bringing out Olivia Rodrigo and Yungblud as surprise guests for a pair of nineties deep cuts in Chicago.

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