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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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And they're off! Dezi (who turns 5 on May 11) goes for a run at an L.A. park with his fit mom Jaime Pressly on Feb. 28.
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