When Black Eyed Peas singer Stacy Ann Ferguson decided to go by the stage name Fergie, it was confusing enough making sure that everyone knew you weren't talking about Sarah Ferguson, the Duchess of York, when you actually meant "Fergalicious" Fergie.
But when the popstar decided to call her 2006 album The Dutchess, it became even trickier to tell them apart. The album's name was of course a tongue-in-cheek reference to the duchess, which wasn't lost on the royal.
