Air Jacks March 2, 2008 by Cathe Friedrich Cathe, Deazie and Jai performing Air jacks during one of the last rehearsals for STS. Categories: Behind The Scenes, Blog, Rehearsals, STSTags: air jacks, cathe, exercise dvds, fitness dvds, rehearsal, STS, weightlifting dvd, workout dvds Leave a Comment Related PostsHow to Exercise at the BeachJuly 13, 2014Is Interval Training the Best Prescription for Belly Fat?June 9, 2019Is Flaxseed Oil a Suitable Substitute for Fish Oil?August 22, 2021