DUSTY SPRINGFIELD Nothing Has Been Proved (1989 UK 3-track 12 vinyl single written & produced by the Pet Shop Boys including Dance Mix alongside the Original & Instrumental versions picture sleeve with lyrics on reverse 12R6207) Side A:1. Nothing Has Been Proved - Dance Mix 5:56Side B:2. Nothing Has Been Proved 5:563. Nothing Has Been Proved - Instrumental 5:54