The “Shallow” singer closed out the star-studded benefit concert with a song she co-wrote for the show with her fiancé, Michael Polansky.

Check out four unforgettable collaborations that took place during the FireAid benefit concert, including a Stephen Stills-Graham Nash reunion and a duet between Stevie Wonder and Sting.

Two concerts collectively referred to as FireAid kicked off at the Kia Forum and the Intuit Dome in the Los Angeles city of Inglewood to support relief efforts in the wake of the deadly wildfires that ...

Billie Joe Armstrong and Billie Eilish. Green Day got things started at the Kia Forum, where they surprised fans with Eilish ...

Nirvana, Lady Gaga, Billie Eilish, Green Day, Stevie Nicks, No Doubt and more performed at the Los Angeles benefit concert FireAid.

FireAid, a sprawling benefit concert for wildfire relief, featured Joni Mitchell, Stevie Wonder, Billie Eilish, Lady Gaga, ...

U2, whose members include Bono and the Edge, committed during the event to donating $1 million to the relief efforts. Steve ...

Billie Eilish made a surprise appearance on stage with Green Day on Thursday to kick off one of two star-studded concerts in ...

Pop stars, first responders, rock stars and those who’ve lost everything in the devastating LA-area wildfires came together ...

St. Vincent performs with Krist Novoselic of Nirvana onstage during the FireAid Benefit Concert for California Fire Relief. (John Shearer/Getty Images for FireAid) ...

While the fires are largely contained now, the road to recovery for many is only now just beginning. World of music came ...

The double venue LA Fireaid concerts will have many livestream options Thursday as two sets of lineups perform at the Kia ...