Katy Perry's Best and Worst Fashion Moments

In honor of her 29th birthday on Oct. 25, we're looking back at the pop star's bold style -- both good and bad! (31 Photos)

Rebecca Iannucci on Oct 25, 2012 at 11:02AM

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Katy Perry's Best and Worst Fashion Moments

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Best: Blue Crush

Katy Perry doesn't need blue hair and wacky outfits to stand out! All eyes are on the songstress as she amps up the class in a blue Vera Wang floor-length gown with black embellishments at the Delete Blood Cancer Gala in N.Y.C on May 1.

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Katy Perry's elegant dress:

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