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Stars' On-the-Go Fitness Tricks!

Shopping! Dancing! Street hockey! See how Ali Larter, Kim Kardashian, Kate Middleton and more get slim without the gym

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PRINCE WILLIAM SETS GOALS

As a kid, you'd spend hours playing outside, burning tons of calories all the while. In these warm summer months, take a cue from Prince William and hit the streets with pals for a pickup game. Try hockey, basketball, even hopscotch: You'll be having so much fun you won't even notice how fit you're getting in the process!