A trio of singers filled in for Kurt Cobain as Dave Grohl, Pat Smear and Krist Novoselic performed "Breed," "School" and "Territorial Pissings.”

The surviving members of Nirvana — drummer Dave Grohl and bassist Krist Novoselic, as well as touring guitarist Pat Smear — reunited for the first time in five years at the FireAid benefit concert.

An absolute highlight of FireAid was the comet-like reappearance of the remaining members of Nirvana onstage together playing the band's songs again.

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

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.

Other performances at the LA FireAid concert—held at two venues, the Kia Forum and Intuit Dome—featured Lady Gaga performing a string of A Star Is Born hits as well as an unreleased song, Green Day joined by Billie Eilish for Last Night On Earth, No Doubt continued their reunion, and The Black Crowes and Slash backed John Fogerty.

Dave Grohl, Krist Novoselic and Pat Smear reunited and were helped by variety of guest vocalists for a Nirvana performance at the FireAid benefit concert.

The band also brought out Dave Grohl's 18-year-old daughter, Violet Grohl, to wrap up the set with an emotional rendition of "All Apologies"

The band appeared at last night’s charity spectacular with guest vocalists St Vincent, Joan Jett, Kim Gordon and Violet Grohl

FireAid had some surprises in store, but none bigger than the first reunion from Nirvana's surviving members in over a decade.

The surviving members of Nirvana reunited for a surprise performance at the FireAid benefit concert in Los Angeles, California last night (January 30th), with the grunge icons having hit the stage to play a few classic songs alongside guest musicians St. Vincent, Kim Gordon, Joan Jett, and Violet Grohl.