It's pretty hard to imagine Robert Pattinson and Kristen Stewart as anything but Edward Cullen and Bella Swan now, but we mustn't forget that out favourite Twilight stars had movie careers before the vampire blockbuster. We've tracked down the pics of the lead stars from their younger years, whether it's Nikki Reed in The OC, Dakota Fanning in I Am Sam, or the star-that-style-forgot K-Stew, from her Panic Room-era.