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.

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, featuring Billie Eilish, Lady Gaga, Sting, Red Hot Chili Peppers and others in a fundraiser for Los Angeles-area wildfire relief efforts, is the latest event to combine music and philanthropy.

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.

Tate McRae, No Doubt, Katy Perry, Alanis Morissette, Anderson .Paak, Dawes, Graham Nash, John Fogerty, Peso Pluma, Stevie Wonder and the Black Crowes are also set to take the stage for the benefit show,

FireAid in Los Angeles inspired a community devastated by wildfires. We take you inside the benefit shows with Lady Gaga, Olivia Rodrigo and more.

FireAid benefit concert, Lady Gaga left her mark by debuting a brand-new song written with her fiancé, Michael Polansky, for the victims of the Los Angeles wildfires. "Me and my friend Michael - my fiancé,

Less than three weeks after a series of historic wildfires killed 29 people and destroyed more than 16,000 structures in the Los Angeles area, more than two dozen of music’s biggest names gathered for the FireAid benefit concert — “an evening of music and solidarity,