There's a series of compilations of obscure, neglected and rare pop tracks, mostly from the 1966-71 period, called FADING YELLOW. Listening through one of the discs today, I came across, this A side from 1967, "Seance Day," by Gaitley and Fitzgerald (otherwise unknown):
https://www.youtube.com/watch?v=OFIW-JSMzJIThe lyrics and general feel definitely made me think of DS, although as we all know, the selection on the Blue Whale jukebox was limited and, by the standards of the day, distinctly dated.
G.