Cathe, Lorraine and Robert March 31, 2008 by Cathe Friedrich Cathe, Lorraine and Robert doing a One Legged Sit-up with Ball during STS Ab Circuits. Categories: Ab Circuits, Behind The Scenes, Blog, STSTags: Ab Circuits, cathe, exercise dvd, fitness dvd, One Legged Sit-up with Ball, STS, workout dvd Leave a Comment Related Posts3 Important Training Variables That Affect Strength and Hypertrophy GainsMay 2, 2021Cathe Ejoying a Relaxing StretchMay 2, 2008Creamy White Bean and Garlic HummusAugust 16, 2014