Billie Eilish, Katy Perry, and Gracie Abrams join a star-studded roster of musicians performing at the FireAid relief concert for victims of the LA wildfires.

Marleen Moise/WireImage Gracie Abrams is speaking out after a fan started a petition to replace the opening act for her upcoming tour dates, calling the move "so wildly uncool and bizarre."

Billie Eilish, Katy Perry and Lady Gaga are among the artists headlining the FireAid concert to help those affected by the California wildfires.

Raising money to help rebuild communities devastated by fire, a line-up of stars will be appearing live in LA later this month

Billie Eilish, Lady Gaga, Katy Perry are leading the lineup of charity concert for the wildfire relief.British stars Sir Rod Stewart and Sting will also join the A-listers for the show to aid the wildfire relief efforts in California.

The first of two concerts collectively being referred to as FireAid will soon kick off at the Kia Forum in the Los Angeles city of Inglewood, to support relief efforts in the wake of the deadly wildfires that ignited earlier this month in the LA area,

Some of the biggest names in music will come together Thursday for the FireAid benefit concert that is raising money for Los Angeles-area wildfire relief efforts. FireAid will take over two Inglewood,

The first of two concerts collectively being referred to as FireAid just kicked off at the Kia Forum in the Los Angeles city of Inglewood, to support relief efforts in the wake of the deadly wildfires that ignited earlier this month in the LA area,

American Idol alum Katy Perry shared her thoughts on past winner Carrie Underwood replacing her as judge on the singing competition series, which airs March 9 on ABC.

The concert including some of the biggest names in music is raising money for Los Angeles-area wildfire relief efforts.

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.

Here's a look at Joni Mitchell’s musical history with Stephen Stills and Graham Nash in honor of all three artists performing at the FireAid benefit concert.