John Mayer delivered a touching eulogy for his friend and mentor, Grateful Dead co-founder Bob Weir, during an emotional public memorial held for the late guitarist in San Francisco on Saturday afternoon.

Thousands of fans from around the globe gathered in San Francisco Saturday to celebrate the life of the late great Bob Weir. Weir, a founding member of the Grateful Dead, passed away a week ago at the age of 78 after a battle with cancer.

Thousands of people gathered in San Francisco to say goodbye to Grateful Dead co-founder and guitarist Bob Weir on Saturday. The rock and roll legend passed away last week at the age of 78.

The stars came out for one more Saturday night to send off Bob Weir. A public memorial for the Grateful Dead co-founder was held at Civic Center Plaza in San Francisco, drawing a massive sea of deadheads to say fare thee well to Weir,

John Mayer delivered a moving speech at the memorial service for his late friend and bandmate Bob Weir, and there likely wasn't a dry eye in the house. Mayer, who has been playing alongside Weir in the Grateful Dead offshoot band Dead & Company for the past 10 years,

John Mayer mourned his Dead & Co. bandmate and fellow Libra Bob Weir on Saturday. “Bob took a chance on me,” he said at Weir’s San Francisco memorial. “He staked his entire reputation on my joining a band with him.

Grateful Dead guitarist Bob Weir, whose death was announced Jan. 10, was remembered with a celebration of life in San Francisco on Saturday.

Thousands celebrated Bob Weir's legacy Saturday at the San Francisco "homecoming" for the Grateful Dead co-founder, who died last weekend.