This alt-rock, psychedelic supergroup from the 2000s was formed by three wildly different musicians, and they're still together today.

Trey Anastasio of Phish joins John Mayer and Dead & Company on final night of Grateful Dead celebration at Golden Gate Park ...

Photo: Bill Kelly Following Dead & Company’s three-night concert series at San Francisco’s Golden Gate Park in celebration of ...

Trey Anastasio joined Dead & Company for a thrilling “Scarlet” > “Fire” as the band closed GD60 with a triumphant finale in Golden Gate Park.

In a moment of jam band bliss, Phish and Dead and Co. nearly merged into one at the final night of the Grateful Dead's 60th ...

Trey Anastasio of Phish, Billy Strings and Sturgill Simpson were among the special guests to join the band over three nights ...

Dead and Company celebrated 60 years of the Grateful Dead with concerts in San Francisco over the weekend - and John Mayer ...

About 15 hours later, Malan was back on the polo field with about 60,000 other fans abiding by a certain credo held among ...

John Mayer thanked his fellow Dead Heads for accepting him as part of the Grateful Dead's impact on music over the past 60 ...

Deadheahds made their way to San Francisco over the weekend for Dead & Company’s three sold-out shows. The group celebrated ...

Under sunny skies, Dead & Company ended the Grateful Dead's 60th anniversary celebration with a powerful final performance in ...