San Francisco welcomed Grateful Dead offshoot Dead & Co. back Friday night for a hell of a birthday party. The first night of a three-night Grateful Dead 60th anniversary residency took over the Polo Fields of Golden Gate Park,

The group, led by founding Grateful Dead members Bobby Weir and Mickey Hart, kicked off its three-night run of shows honoring the iconic band on Friday.

Sixty years after the Grateful Dead first formed in San Francisco, the spirit of the legendary jam band is alive and well in the city where it all began.