A new song from Lady Gaga, an appearance from Kamala Harris, Olivia Rodrigo, Tate McRae, Stevie Nicks, a Nirvana all-star jam, and so much more. The city of L.A. got together at two arenas to raise money after the recent wildfires.

Billie Eilish made a surprise appearance on stage with Green Day on Thursday to kick off one of two star-studded concerts in Los Angeles put together to raise funds for people affected by deadly wildfires in California this month.

Green Day opened the show with their song “Last Night on Earth,” featuring a surprise appearance by Billie Eilish, and then followed up with their anthem “Still Breathing”