Billie Eilish joined Green Day on 'Last Night on Earth' to kick off the FireAid concerts in Los Angeles to benefit wildfire relief in the city.

One day before Donald Trump's inauguration as the 47th president, Green Day delivered a pointed lyrical jab at Elon Musk during their concert.

Green Day are currently in South Africa for their first shows ever in the country. Frontman Billie Joe Armstrong didn't waste the opportunity to bite his thumb at its wealthiest and most well-known son during their gig in Johannesburg last night, when he changed a line in American Idiot to let the Tesla CEO know his thoughts.

Pop stars, first responders, rock musicians, and wildfire survivors gathered for FireAid on Thursday night, a benefit concert to raise funds and share.

Raising money for ongoing wildfire relief efforts in Los Angeles, Green Day and Billie Eilish dueted 'Last Night On Earth' at the FireAid benefit concert.

Billie Eilish made a surprise appearance during Green Day's set at the FireAid benefit concert on Thursday night. The star-studded gigs were held simultaneously at the Intuit Dome and Kia Forum in Inglewood, California to help raise funds for the communities impacted by the wildfires that devastated the state earlier this month.

Follow live updates on the FireAid benefit concert, which will feature performances from Billie Eilish, Lady Gaga and more, as they raise money for Los Angeles-area wildfire victims.

Billie Eilish delivers a heartfelt duet with Green Day for the Los Angeles FireAid concert. Read on to know the details.

Billie Eilish, Lady Gaga, Stevie Nicks, Olivia Rodrigo and more performed for the FireAid Benefit Concerts for wildfire relief in Los Angeles on Thursday, Jan. 30. See the best photos from the shows here.

At FireAid on January 30th, Nirvana performed a surprise reunion with the help of guest singers Joan Jett, Kim Gordon, St Vincent and Violet Grohl.

Crystal said he was wearing the clothes he had on when he evacuated. He lost his home in the Pacific Palisades neighborhood that he lived in for 46 years. SoCal in the building Is there any band more Southern California in spirit and geography than the Red Hot Chili Peppers?