With just over a month to go until she married the heir to the throne, Lady Diana Spencer was looking forward to dancing with her fiance.
Along with the entire Royal Family, she’d been invited to a party at Windsor Castle to celebrate Prince Andrew’s 21st birthday. And what a party! Elton John was providing the cabaret and there was a disco, complete with dry ice wafting smoke across the dancefloor.
Incredibly, even the Queen joined in the fun, dancing