Emma Watson in British 'Vogue,' December 2010.

Photo: Courtesy of Mario Testino for Vogue

Emma Watson opens up in the December issue of British Vogue about her epic pixie haircut that sent Harry Potter fans around the world into a tizzy. So, why did she do it? "I was contractually obliged not to cut my hair, not to tan. All the normal things girls do, I couldn’t," she told the magazine of her Harry Potter gig as Hermione Granger. "So when I got the chance to change my appearance, this [gesturing to her hair] is what I did.” Way to rebel to the most intense level, Emma! We're just happy to see she didn't tan to the orange Snooki/Jersey Shore extreme. Yet.

+ SEE EMMA WATSON'S BRITISH VOGUE COVER BELOW!!!

Emma Watson on the cover of British 'Vogue,' December 2010.

Photo: Courtesy of Mario Testino for Vogue