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,

As the night soldiered on, attendees at FireAid were treated to show-stopping moments from three-fourths of Nirvana reuniting with a carousel of singers and Stevie Nicks running through a spate of her classics.

U2, whose members include Bono and the Edge, committed during the event to donating $1 million to the relief efforts. Steve Ballmer, former Microsoft CEO and current owner of the Los Angeles Clippers, and his wife, Connie, also pledged to match that donation and all donations made during the live broadcast of FireAid.