Facts About Personal Trainers Gunnar Peterson, Jarett Del Bene, Harley Pasternak, and David Kirsch

How Well Do You Know Your Celebrity Personal Trainers?

We challenged you on how well you know the ladies, and now it's the men's turn. How well do you know personal trainers to the stars (from left) FitSugar guest blogger David Kirsch, Gunnar Peterson, Harley Pasternak, and Jarett Del Bene? Take this quiz to find out!

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