Kate Middleton Turns 31 Today: See Her Best Style Moments

Happy 31st Birthday Kate Middleton!

Happy 31st Birthday Kate Middleton!

Happy 31st birthday, Kate Middleton! 2013 is going to be a big year for the Duchess of Cambridge, who is expecting her first child in late 2013. We can't wait to see how Kate dresses her royal bump, and are placing bets it will be with her usual brand of understated yet ladylike sense of style. If her first public appearance post-announcement in that elegant Alexander McQueen number is anything to go by, we are in for a treat! To celebrate, we've compiled 80 of Kate's best style moments — click through to see them all!

Source: WireImage, Getty
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