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Kristen Stewart

BURBANK, CA - NOVEMBER 03: Actress Kristen Stewart appears on "The Tonight Show With Jay Leno" at NBC Studios on November 3, 2011 in Burbank, California. (Photo by Kevin Winter/NBCUniversal/Getty Images)

Kristen Stewart's 23 Most Stylish Moments

Kristen Stewart, whose birthday is April 9, has walked so many red carpets that it seems like she should be a lot older than 23! Check out some of the birthday girl's most fabulous fashion choices.