Princess Beatrice and her lookalike mother Sarah Ferguson, Duchess of York stunned in slinky black dresses on the catwalk at the Fashion Relief Show during London Fashion Week in an unearthed photo from 2007 Princess Beatrice and her lookalike mother Sarah Ferguson, Duchess of York stunned in slinky black dresses on the catwalk at the Fashion Relief Show during London Fashion Week in an unearthed photo from 2007