Living members Dave Grohl, Krist Novoselic and Pat Smear were joined a group of rocking guest vocalists on Thursday night (Jan. 30) at the all-star FireAid benefit.

Green Day and Billie Eilish kicked off the FireAid benefit concert, a two-venue concert extravaganza that is raising money for Los Angeles-area wildfire relief efforts.

The surviving members of Nirvana reunited at FireAid with guest vocalists St. Vincent, Kim Gordon, Joan Jett and Violet Grohl.

A rotating group of women vocalists joined the surviving members of the legendary '90s band for a raucous reunion set.

Nirvana brought out St. Vincent, Kim Gordon, Joan Jett, and Violet Grohl during a surprise reunion set at FireAid.

Lady Gaga is ramping up to the release of new album Mayhem, and she’s popping up all over the place, from December’s A Carpool Karaoke Christmas to next month’s SNL 50th anniversary concert. Also on her schedule as FireAid,

But for Violet Grohl taking the place of Lorde, it was the same group of singer/guitarists the remaining Nirvana trio played with at their Rock and Roll Hall of Fame induction performance in 2014

Kim Kardashian treats inmate firefighters to the FireAid concert, where Nirvana reunites, Green Day surprises, and Lady Gaga debuts a song.

In the past few weeks, people have been planning many, many benefits for the victims of the recent Los Angeles wildfires. The biggest of those shows went down last night: FireAid, a gigantic all-star spectacular that took over both the Intuit Dome and the Kia Forum.

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