Celebs in fancy dress

When their careers consist of shamelessly showing off and desperately vying for attention, it's only natural the celebrities of the world like nothing more than camping it up in fancy dress.

But whether it's Halloween or the latest star-studded birthday party, getting all costumed-up can be a risky business, as Prince Harry discovered when he (in)famously donned that Nazi officer' outfit.

Check out our gallery of celeb fancy dressers as we showcase the best...and worst costumes the A to Z-listers have to offer.