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.

One of the great challenges faced by the events during Grammy Week, including the FireAid benefit, is how to set the proper tone: How do you have a celebratory event like big concert or awards show without seeming tone-deaf to the tragedy and loss so many suffered in the Los Angeles wildfires that ravaged the

Among the headline acts for the show at the Kia Forum is No Doubt, led by Gwen Stefani, which formed in Anaheim in 1986. Before FireAid, the band has only performed once — a reunion at Coachella in April 2024 — since going on hiatus in 2015.