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 all-star FireAid benefit in Los Angeles began with Green Day and Billie Eilish teaming up for the 'American Idiot' deep cut "Last Night on Earth."

Billie Eilish joined Green Day on 'Last Night on Earth' to kick off the FireAid concerts in Los Angeles to benefit wildfire relief in the city.

Billie Eilish delivers a heartfelt duet with Green Day for the Los Angeles FireAid concert. Read on to know the details.

Pop stars, first responders, rock musicians, and wildfire survivors gathered for FireAid on Thursday night, a benefit concert to raise funds and share.

Raising money for ongoing wildfire relief efforts in Los Angeles, Green Day and Billie Eilish dueted 'Last Night On Earth' at the FireAid benefit concert.

Billie Eilish made a surprise appearance during Green Day's set at the FireAid benefit concert on Thursday night. The star-studded gigs were held simultaneously at the Intuit Dome and Kia Forum in Inglewood,

Green Day kicked off the massive FireAid benefit concert Thursday night, a two-venue concert extravaganza that is raising money for Los Angeles-area wildfire relief efforts.

Green Day and Billie Eilish kicked off the massive FireAid benefit concert, a two-venue concert extravaganza that is raising money for Los Angeles-area wildfire relief efforts.

Billie Eilish hit the stage with Green Day, John Fogerty joined The Black Crowes and Crosby, Stills and Nash stars Stephen Stills and Graham Nash reunited for a rare performance together at the FireAid concerts in Los Angeles on Thursday night (30.

FireAid brought together artists from musical generations and genres to help raise money for Los Angeles-area wildfire relief efforts.