Pop stars and survivors graced the stage at the FireAid benefit concert at two venues in California. The benefit aims to raise money for rescue efforts for the Los Angeles fires.

Billie Eilish took the stage again at the neighboring Intuit Dome for the benefit concert, this time with her brother Finneas. Introduced by Sting, who named himself a "devotee" of the singer's "exquisite voice,

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,

Dave Matthews and former Berklee School of Music student John Mayer will perform live together for the first time at FireAid.

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

Green Day opened the show with their song “Last Night on Earth,” featuring a surprise appearance by Billie Eilish, and then followed up with their anthem “Still Breathing”

Audiences tuning into the FireAid benefit concert for Los Angeles on Thursday night (Jan. 30) were surprised with an early treat when pop superstar Billie Eilish made a surprise appearance alongside Billie Joe Armstrong and the rest of Green Day for a stirring opening performance.