Her personality-and wardrobe-have oomph! Stone, 22, told Teen Vogue
she likes "whimsical" designs and told E! being a style star is "surreal."
In Giambattista Valli at a premiere in New York
In Azzaro on David Letterman
in New York
In Dolce & Gabbana on The Tonight Show
In Bottega Veneta at the 2011 MTV Movie Awards in Universal City
Roberts, 20, admits, "I love shopping!" She glows in dresses "with a little softness and romance," explains her stylist Emily Current, of the styling team Current Elliot. "And she knows how to work a strapless number!"
In Kate Spade New York in West Hollywood
In Marchesa at a film premiere in New York
In Temperley London in New York
Brit It girl Watson, 21, is fearless about fashion. After drastically chopping her hair off when Harry Potter
wrapped "because I just needed a change," she was named Elle Style Icon in London in February. "I get so much pleasure from fashion," she said, accepting her award. "Fashion is an incredible tool of change."
In Bottega Veneta at a premiere in New York
In Balmain on David Letterman
in New York
In Alexander McQueen at the GQ Men of the Year Awards in London
In Hakaan at the Elle Style Awards in London