Billie Eilish, Lady Gaga, Stevie Nicks, Olivia Rodrigo and more performed for the FireAid Benefit Concerts for wildfire relief in Los Angeles on Thursday, Jan. 30. See the best photos from the shows here.

The members of No Doubt -- Gwen Stefani, Tom Dumont, Tony Kanal and Adrian Young -- reunited at FireAid Thursday night and sang some of their biggest hits, including "Just a Girl," "Spiderwebs" and "Don't Speak."

When Olivia Rodrigo hit the stage at Intuit Dome on Thursday (Jan. 30) night, the FireAid LA Benefit Concert had already been going for four-and-a-half hours between two venues. But based on the crowd's ecstatic response to the Grammy winner and Billboard Hot 100 topper,