Popular fitness guru Denise Austin helps you lift, squat and lunge your way to trim legs and a tight derriere in this collection of seven workout routines, each taking 15 minutes or less, including two "Hit the Spot Pilates" segments. Austin also offers butt-busting exercises such as "Hit the Spot Core" to train your glutes and core, "Hit the Spot 10" to tone your thighs, "Personal Training System" to sculpt your entire lower body, and more.