On Saturday (April 19), during the trio’s closing set on weekend two of the festival, Armstrong stepped onto the stage wearing a neon green baseball cap emblazoned with the word “Brat,” a ...

Billie Joe Armstrong of Green Day performs at the Coachella Stage during the 2025 Coachella Valley Music and Arts Festival on April 19, 2025 in Indio, California. CREDIT: Kevin Mazur/Getty Images ...