RexUSA; Fame Pictures; Sipa Press
Leah Abrahams
Dec 19, 2011 @ 5:35 pm

What happened in 2011? Princess Beatrice's fascinator went viral, Rihanna made a case for sheer clothing, and Demi Lovato pulled a Kriss Kross and wore her gown backwards. See the biggest celebrity style risks of the year in the gallery now.

MORE:The Prettiest Dresses of the YearHottest Trends of 2011Biggest Style Moments of the Year

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