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From Shiloh Jolie-Pitt and Leni Samuel to Apple Martin and Bryn Hoppy, see which celeb cuties will be donning party hats this month
Updated: Tuesday May 01, 2012 | 06:00 AM EDT
By: Laura Franco
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Race ya! Heidi Klum's little fashionista-in-training (who turns 8 on May 4) enjoys some fun in the sun during an afternoon playdate at Coldwater Canyon Park in Beverly Hills on April 15.
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