The guitarist was feeling the warm and fuzzies following the legendary jam band's three-night run in San Francisco's Golden Gate Park over the weekend.

John Mayer thanked his fellow Dead Heads for accepting him as part of the Grateful Dead's impact on music over the past 60 years. Mayer performed alongside Dead & Company Friday, Aug. 1, through Sunday,

John Mayer celebrates 60 years of the Grateful Dead in SF, honoring Jerry Garcia and jamming with Trey Anastasio during Dead & Co.’s shows.