Fans in the Intuit Dome wondering what hit them may have belatedly realized they were witnessing the closest thing to a Nirvana reunion we'll get: The band's three surviving members - Krist Novoselic,

Then came what was perhaps the biggest surprise: Violet Grohl, Dave’s 18-year-old daughter, singing lead vocals on Nirvana’s In Utero highlight “All Apologies.” Her vocals were strong and well-suited for the song, and while the magnitude of the Kia Forum’s crowd wasn’t lost on her, she was remarkably comfortable in front of the massive crowd.

The five-hour, two-venue fundraising event also featured performances from the likes of Katy Perry, Billie Eilish and Stevie Wonder.

The five-hour fundraising extravaganza also featured performances from California natives such as Katy Perry, Dr Dre and Billie Eilish, while people who lost homes and relatives shared their stories.

Dave Grohl, Krist Novoselic and Pat Smear performed at the star-studded benefit, alongside Green Day, Billie Eilish, Lady Gaga, Red Hot Chili Peppers and loads of others

St. Vincent, Joan Jett and Kim Gordon joined Pat Smear and original Nirvana members Dave Grohl and Krist Novoselic onstage for a reunion of sorts at FireAid Thursday. Violet, Jett, and Gordon each subbed in for the late Kurt Cobain.