FireAid in Los Angeles inspired a community devastated by wildfires. We take you inside the benefit shows with Lady Gaga, Olivia Rodrigo and more.

Billie Eilish, Green Day, Joni Mitchell, John Fogerty, Gracie Abrams, No Doubt, Jelly Roll and Stevie Nicks are among the acts who've taken the stage. Katy Perry took the stage backed by the Pasadena ...