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

Despite not performing at Fire Aid, the LA wildfire relief concert, U2 made their presence known with their donation.

Take a look at some of the most special moments from FireAid below. Remaining Nirvana members reunited with special guests.

Olivia Rodrigo performed as part of Los Angeles’ FireAid Benefit Concert to fundraise for victims of the wildfires.

The members of No Doubt -- Gwen Stefani, Tom Dumont, Tony Kanal and Adrian Young -- reunited at FireAid Thursday night and ...

After reuniting at Coachella last year, No Doubt came together again for a good cause. The plaid-clad band reunited at ...

After joining Green Day for their FireAid-opening set at the Kia Forum earlier Thursday night (Jan. 30), Billie Eilish took ...

Red Hot Chili Peppers were the last to take the stage at the Kia Forum at the FireAid benefit show for Los Angeles wildfire ...

Follow live updates on the FireAid benefit concert, which will feature performances from Billie Eilish, Lady Gaga and more, as they raise money for Los Angeles-area wildfire victims.

Green Day and Billie Eilish kicked off the massive FireAid benefit concert Thursday night, a two-venue concert extravaganza ...

No Doubt played a brief but exhilarating set at the FireAid concert on Thursday, tearing through three classics in less than ...