We couldn’t believe our eyes when Amy Winehouse transformed herself from hungover Victorian chimney sweep into a rather stylishly beehived diva in the space of a mere day (and just in time to win at the Mobo awards).

But which other celebrities have magically changed themselves while our backs have been turned - and not always in the name of their art? Take a look at our amazing “then and now” gallery!

Pictures: Big Pictures, Wenn, PA Photos, Rex