That's what we called it then.
Country Joe and the Fish at Monterey in 1967 doing some country boogie. If you thought their best, was the F.U.C.K. song, you are wrong. Check out their debut album Electric Music for the Mind and Body. Truly one of the best albums of 1967.
"To fathom Hell or soar angelic, just take a pinch of psychedelic." Humphry Osmond