TagTeam :: TIL when the Grateful Dead played "Playboy After Dark" in 1969, the band's LSD supplier 'Bear' dosed the coffee urn that everyone on set was drinking from, including Hugh Hefner. Hefner later wrote a letter to Jerry Garcia thanking the band for the enjoyable experience. - reddit: the front page of the internet - Le Test Hub

Home Le Test Hub reddit: the front page of the internet TIL when the Grateful Dead played "Playboy After Dark" in 1969, the band's LSD supplier 'Bear' dosed the coffee urn that everyone on set was drinking from, including Hugh Hefner. Hefner later wrote a letter to Jerry Garcia thanking the band for the enjoyable experience.