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.

IN-VIN-CIBLE

In 1989, Mark Vincent (left) was a struggling actor. In 2002, he's got the same smile, but a sexy, shorn head, a new name – Vin Diesel – and a red-hot film career.