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,