Lady Gaga, Billie Eilish, Stevie Nicks, Katy Perry and Sting are among the stars performing at the upcoming FireAid concert

Stars including Lady Gaga, Billie Eilish, Stevie Nicks, Katy Perry, Sting and Green Day are among the famous faces who have agreed to perform at the upcoming FireAid concert to raise funds for victims of the California wildfires.