The promotional video, featuring Barry, Maurice and Colin performing the song in a park, is very rare.
Barry said, "This was a mistake that Robert [Stigwood] very rarely made", while Maurice remarked, "I don't think it's us but I quite like it".
It had previously appeared on the 1976 budget compilation Massachusetts which had largely consisted of B-sides and non-album tracks.
"[4] Record World said "Those Bee Gees have another smash with 'Tomorrow Tomorrow'...which is embellished with horns and lots of strings.
"[5] Billboard called it "a strong driving rhythm ballad" with a "powerful lead vocal by Barry Gibb.