I never heard of Gold. Here’s where I got the Spandau Ballet one hit wonder idea (it’s #48 on VH1’s 100 greatest one hit wonders):
http://rateyourmusic.com/list/fierystage/vh1s_100_greatest_one_hit_wonders/3/
Been going off memory here.
But did decide to look that one up. Was a big hit (#2) in the UK but only hit 29 in the US. I just did remember it as a followup to True.