From Geek to Chic

Some of your favorite Hollywood stars weren't always coiffed and fabulous. In fact, celebs such as Vin Diesel suffered through the awkward phase just like the rest of us. Check out photos of the stars long before they became household names – and before they got up-close-and-personal with their stylists.

GEEK KING

Growing up, Matthew Perry (pictured in 1988 on the short-lived comedy series Second Chance) "was the most popular of the geeky kids," he told InStyle in September 2002. These days, Perry is a blue-eyed charmer with a keen sense of style (at the Golden Globes in January, right).