The Grateful Dead's Spiritual Context the acid tests and afterwardsThe first time that music and lsd interacted in a way that really came to life for us as a band was one day when we went out and got extremely high . . .and we went that night to Lovin' Spoonful. . . .It was just truly fantastic.We began to see that vision of a truly fantastic thing.It became clear to us that working in bars was...