Firm up your abs, buns and entire body with this workout from fitness experts Gillian Marloth and Teigh McDonough. The two-part routine begins with fun, targeted exercises that will bootify your backside, followed by a total-body workout that sculpts long, lean muscles through a combination of yoga and Pilates. This workout does more than just help you lose weight and inches; it also helps break down unsightly cellulite and increase circulation.