Gwyneth Paltrow credits her longtime trainer Tracy Anderson with giving her butt an overhaul. Tracy helped transform Gwyneth's self-described saggy and square-shaped butt into a lifted, rounded, and shapely backside. We learned three of Gwyneth's favorite butt-toning moves directly from her trainer - just in time to help you rock your skinny jeans. Add these exercises (bonus: all three exercise are full-body moves) to your workout routine and feel the burn and see the lift! Watch the video to learn the moves.">