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Stars' Sporty Styles!
From the Kardashian sisters to Audrina Patridge, see how celebs are staying athletic-chic for their workouts
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JILL ZARIN & KELLY KILLOREN BENSIMON
Cupcakes and a shapely rear? The two don't usually go hand-in-hand, but when the Real Housewives of New York City hit N.Y.C.'s sidewalks for a brisk walk, Kelly indulged as she strolled. The duo kept the extra calories from going straight to their bums by wearing Reebok's butt-building EasyTone sneakers, which rely on specially designed balance pods built into the shoes that forces muscles to adapt and work harder.
