Two of the evening top-billed acts, Billie Eilish and Green Day, decided to sneak in an onstage duet. As the band geared up to play their beloved 21st Century Breakdown track “Last Night On Earth,” Eilish shocked viewers by picking up a microphone ahead of her set.

"From the bottom of our hearts, we love you Los Angeles," Billie Joe Armstrong told the crowd, "and we've got your back no matter what"

Be it Meghan Markle and Prince Harry opening the doors of their house for shelters or the OTT Mogul Netflix holding a FireAid event with the greatest stars of all time: Billie Eilish, Olivia Rodriogo,

Billie Eilish and Finneas, Olivia Rodrigo, Earth, Wind & Fire, Gracie Abrams, Green Day, Jelly Roll, Joni Mitchell, Katy Perry, Lady Gaga, Lil Baby, Pink, Red Hot Chili Peppers, Rod Stewart, Sting, Stevie Nicks and Tate McRae are among those performing at the dueling shows at L.

Billie Eilish and Finneas performed acoustic renditions of "Wildflower," "The Greatest," and "Birds of a Feather" at FireAid.

The concert will also be screened live at select AMC Theatres and and Regal Cinema locations in the U.S. If you will be on the move, iHeartRadio, the national audio partner for the event, will also feature the FireAid concert across over 860 radio stations in the U.S., digital platforms, and the iHeartRadio app.

The star-studded January 30 event is dedicated to rebuilding communities that have been devastated by wildfires

There are a bunch of benefit concerts for the LA wildfires coming up, and FireAid is the biggest. Taking place at both the Intuit Dome and Kia Forum in Inglewood, the event has Lady Gaga, Billie Eilish,

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.

Billie Eilish, Lil Baby, and more are set to participate in FireAid concerts in LA to raise money for those affected by the wildfires.

FireAid is a star-studded benefit concert organized for Los Angeles-area wildfire relief. It will take over the Intuit Dome and Kia Forum on Jan. 30th.

All proceeds from this event go to California wildfire relief efforts. The devasting wildfires in California that began earlier this month have left thousands displaced, and over 10,000 homes have been destroyed.