By Leah Ornstein - Breaking Celebrity News Style & Beauty Editor

Mirror, mirror on the wall, who was the best dressed star in 2011 of them all?

From the gorgeous gowns of awards season to the hottest movie premieres, Hollywood's hottest stars dazzled in designer dresses and set the trends, making it nearly impossible to pick the wardrobe winners! 

Breaking Celebrity News has narrowed down the list and picked out the 10 best dressed stars of 2011 as part of our ON YOUR Breaking Celebrity News special feature.

The Royal Wedding was the most talked-about social event of the decade, with weeks of buzz surrounding who would design Kate Middleton's gorgeous gown. The winner was Sarah Burton of Alexander McQueen, and the Brit designer did not disappoint.  Kate said her "I Do's" in an impeccably embellished couture creation, while her little sister Pippa became an international icon overnight with her simply sexy, bootylicious gown - s