Rodrigo's exact hat, an homage to another '90s icon, Winona Ryder, is currently sold out, but you could easily replicate the look with your favorite baseball cap.

Lollapalooza opened Thursday in Grant Park for its annual four days of crowds and music, with a lineup through Sunday heavy on female artists — Olivia Rodrigo and Sabrina Carpenter are both end-of-day ...

Rodrigo wore hers with gray jeans and a gray, red, and black plaid scarf, which she tied around her neck and atop the WINONA hat. Rodrigo's exact hat, an homage to another '90s icon, Winona Ryder ...