While Demi Moore, Brooke Shields and Julia Roberts may grace our weekly Best-Dressed lists and Look Of The Day columns now, they weren't always so stylish. Same goes for the men who were popular in the '80s: Tom Cruise, Michael Jackson and Charlie Sheen. The "Brat Pack" may have ruled the silver screen, but their personal style left much to be desired. Take the big sweaters, for example, the tight pants, the crop tops, the huge glasses... and don't even get me started on the hair.
To celebrate the '80s, we're taking a look back at some of the most awesomely nerd-tastic style moments from some of our favorite stars. Who do you think has changed the most?