The Rock Band exercise works your back, biceps, abs, butt and legs.
-Beach Body Boot Camp: Rock Band. For this dead lift move, if you can't balance to do all your reps with your leg up, touch your rear foot lightly on the floor as you pull up. Remember to drive your elbows directly back. You're going to do 10 reps and switch sides and repeat to complete 1 set. Do 3 sets total.