Popsugar Fitness Celebrity Fitness Renee Zellweger Happy Leaving the Gym Renée Zellweger Has Something to Smile About: A Great Workout October 18, 2014 by Aemilia Madden View On One Page Photo 4 of 7 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 4 Ashley Tisdale Ashley Tisdale learned to practice perfect form while she got busy with a Pilates machine. Previous Next Start Slideshow Celebrity Fitness