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.

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.

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