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.

The FireAid concert witnessed some mic-dropping performances from a dazzling array of music legends and A-list performers including Katy Perry, Lady Gaga, P!nk, Rod Stewart, Billie Eilish, and Nirvana.

Leave it to Billy Crystal to both tug our heartstrings and give us permission to laugh in the devastating aftermath of the Los Angeles fires.

The massive LA wildfire benefit concert FireAid is happening in Inglewood right now at both the Intuit Dome and Kia Forum. At the latter, the night is starting off strong with Billie Eilish joining Green Day for 21st Century Breakdown’s “Last Night On Earth.

FireAid LA brought together a powerhouse lineup at the Kia Forum and Intuit Dome in Inglewood to support relief efforts for the devastating wildfires that have claimed 29 lives and caused billions in damage.

Billy Crystal was just one of the Hollywood stars that lost their homes in the wildfire that swept through Los Angeles, and he opened up about the devastation during the FireAid concert

Los Angeles Clippers owner Steve Ballmer and his wife Connie will match all donations made during Thursday night's live broadcast, doubling the proceeds. Actor Billy Crystal noted that because of their pledge,

Stars including Billie Eilish, Pink, Katy Perry, Nirvana and Dr Dre performed at FireAid on Thursday, a benefit concert in Los Angeles to help the area recover from two of the largest fires in its history.

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.

In a night full of surprises, a reunion of Nirvana — fronted by St. Vincent, Kim Gordon and Joan Jett in the place of the late Kurt Cobain — tops the list.

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