Shape Up - Backside features Jillian Michaels, trainer to the stars, as she puts you on the fast track to toning up and losing weight. In this amazing fat-burning second-volume, Jillian works the back, biceps, glutes, hamstrings, and abs. As always, Jillian keeps the whole program aerobic - for the ultimate in weight-loss results. Join Jillian Michaels, TV's toughest fitness guru, for the best and most comprehensive workout regimen available on DVD. Now let's get started...