And with an opulent Bulgari necklace to boot.

It’s often said that you need “movie-star looks” to make it in Hollywood. Many aspiring actors are told that for a successful career in showbiz you need talent, determination, a bit of luck – and beauty.However, sometimes an actor’s most career-defining role can be one that involves not only an inspiring turn, but also a big physical transformation – and often not a flattering one.Read on to find out the top celebs who glammed themselves down for key roles – and the make-unders that made…

Marilyn Monroe Gentlemen Prefer Blondes - all her 1950s fashion & costumes in the movie