Hervana. Photo: Scott Dudelson/Getty Images “Hervana” is back. The surviving members of Nirvana surprise-reunited for the first time since 2020 for the FireAid benefit concert . And to fill in for Kurt Cobain, they tapped some of the same women who’ve previously taken his place. Joan Jett, Kim Gordon, and St. Vincent — who all also performed with Nirvana for their Rock and Roll Hall of Fame induction in 2014 — each stepped into the lineup, which featured Krist Novoselic on bass and Dave Grohl