Green Day opened the show with their song “Last Night on Earth,” featuring a surprise appearance by Billie Eilish, and then ...
After their set, Green Day frontman Billy Joe Armstrong hugged Billy Crystal, who was there to welcome the crowd.
Billie Eilish and Green Day kicked off the FireAid benefit concert in Los Angeles on Thursday night - a two-venue, five-hour extravaganza raising money for wildfire relief efforts.