Dance away extra pounds and build up underused muscles with this 1970s-infused workout -- complete with a rotating disco ball -- led by incomparably enthusiastic weight-loss guru Richard Simmons. A pulse-pumping soundtrack of classic dance floor hits includes "Burn, Baby, Burn," "I Will Survive," "Boogie Fever," "Born to Be Alive," "You Make Me Feel Mighty Real," "Give It Up," "Shake Your Booty" and "Last Dance."