Lady Gaga closed the FireAid concert in Los Angeles with a live performance of her hit "Shallow" and a brand new song written for the occasion.

When Olivia Rodrigo hit the stage at Intuit Dome on Thursday (Jan. 30) night, the FireAid LA Benefit Concert had already been going for four-and-a-half hours between two venues. But based on the crowd's ecstatic response to the Grammy winner and Billboard Hot 100 topper,

Olivia Rodrigo performed at FireAid and spoke about her love for L.A. "It has been heartbreaking to witness the devastation in this city," she said.

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.

Lady Gaga said that she wanted to perform something inspiring for the audience and this led her to write a special track with her fiance Michael Polanksy.

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.

Some of the biggest names in music, including Billie Eilish, Lady Gaga, and Green Day, played FireAid at the Kia Forum and Intuit Dome on Jan 30.

Mikael Wood and August Brown are at Inglewood's Intuit Dome and Kia Forum for the FireAid benefit concerts starring Billie Eilish, Lady Gaga, Green Day and Stevie Wonder, among many others.

After almost six hours of FireAid, Lady Gaga ended the historic Los Angeles event by debuting a new song co-written with her fiance Michael Polansky, an upbeat number that she said was “just for tonight.”

FireAid—a benefit concert for victims of the L.A. wildfires featuring Lady Gaga, Olivia Rodrigo, Billie Eilish, Jelly Roll and several others is this week. Find out when you can watch it and where.

Here's how to watch the LA FireAid benefit concert, featuring performances from Billie Eilish, Lady Gaga, Olivia Rodrigo, Green Day and more.