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.

Fans of the Grateful Dead are pouring into San Francisco for three days of concerts and festivities marking the 60th anniversary of the scruffy jam band that came to embody a city where people wore flowers in their hair and made love,

While only two of the original Grateful Dead band members are in Dead & Company, that didn't matter to the 60,000 thrilled fans in Golden Gate Park.

W hen Dead & Company announced the site for the celebration of the Grateful Dead's 60th anniversary, fans were delighted. Golden Gate Park played a defining role in the Dead's history, hosting performances that ranged from impromptu concerts to full-scale events.

Dead & Company will headline a three-night concert series in San Francisco’s Golden Gate Park, August 1–3, to celebrate the 60th anniversary of the Grateful Dead.

The trailer was also towed as evidence. 32-year-old Thomas Siderio of Philadelphia was booked into jail on suspicion of distributing nitrous oxide and possessing nitrous oxide "with intent to ingest for toxication,

A Philadelphia man was arrested on suspicion of possessing about 100 tanks of nitrous oxide outside Golden Gate Park, San Francisco police said.

San Francisco Police Department officers patrolling the perimeter of Golden Gate Park during this weekend's Grateful Dead’s 60th anniversary concert series found and seized roughly 100 nitrous oxide tanks and balloons prepared for suspected drug use.