Our Better-Butt Challenge has 21 days of workouts to help you take your butt from flat to full. In the end, you'll have a tighter, stronger backside. Be sure to check back tomorrow when we share the next workout of this three-week plan.
Looking for a great total workout plan? This is meant to challenge and push you. Here is the updated version of the Skinny Workout Plan! I redesigned it! Scroll down for the original. Original: AUTHOR: KRISTINE KELLY Creative entrepreneur, photographer, a