A fan died while dancing in the crowd at Grateful Dead offshoot band Dead & Company’s concert at San Francisco’s Golden Gate Park over the weekend, reports say.

Trey Anastasio of Phish, Billy Strings and Sturgill Simpson were among the special guests to join the band over three nights of concert and amid a city-wide celebration.

Tens of thousands of Deadheads packed San Francisco's Golden Gate Park on Saturday for the second day of a three-day concert series honoring the Grateful Dead's 60th anniversary.