Shapeshifter Yoga - Great total body stability ball workout, Im going feel that tomorrow! Introducing a breakthrough program that melts away flab and reshapes your body in as little as one hour a week!
Plank with Alternating Leg Lift - this one is awesome too. Do a plank workout and when you feel done and exhausted keep going for another minute and add a few of these leg lifts at the end. You can FEEL it!