On single with Bruce Langhorne on guitar. First Joni Mitchell song on vinyl. Rush-released while a live version was plugged intensively by Boston radio DJ Jefferson Kaye (on 50.000 watt station WBZ). Also on his album The Circle Game in '68. Tom and Joni once shared a job at the Chessmate in Detroit in '65.
George Hamilton IV [C&W hit; heard the author's live version on the radio or TV, where Joni sang it on the Oscar Brand show in '66]
Joni Mitchell [B-side of You Turn Me On, I'm A Radio]
Crosby & Nash [both ex lovers of Joni]