POPSUGAR Fitness Guess Who Celebrity Fitness Guess Who Aug. 3 2010 Guess Who? by Fitness 8/02/10 0 Shares Like us on Facebook Can you guess which celeb trainer lent her services to a worthy cause? Image Source: Getty Read More Lou Gehrig's DiseaseALSCelebrity TrainerCelebrityGuess Who Celebrity Wedding Day Prep Just Got Easier With These Tips From Lauren Conrad Sofia Vergara and More Celebrities Embrace the Makeup-Free Selfie Find Out What Brand Landed Sarah Jessica Parker as the Star of Its New Ad Campaign Kourtney, Tori, and Ivanka Shared Some Cute Kiddo Snaps This Week! POPSUGAR, the #1 independent media and technology company for women. Where more than 75 million women go for original, inspirational content that feeds their passions and interests. Get fit with our daily newsletter Yoga Running Working Out Weight Loss Sign up with By signing up, I agree to the Terms and to receive emails from POPSUGAR.