The singer-songwriting performed her hit "I Love You, I'm Sorry" before giving her own interpretation of a Counting Crows ...

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.

Recap of FireAid LA from Billie Eilish, Gracie Abrams and Tate McRae to Katy Perry and all of the surprise guests.

Zayn Malik, Usher, Coldplay, Bad Bunny, Katy Perry, Shakira and Ed Sheeran are also among artists hitting the road.

The FireAid concert witnessed some mic-dropping performances from a dazzling array of music legends and A-list performers ...

Billie Eilish, Lady Gaga, Katy Perry are leading the lineup of charity concert for the wildfire relief.British stars Sir Rod ...