Tenderizing Shelli: Shelli submits her fine abs for a ab punching beat down knowing the training will make her harder and tougher. Shelli chooses to have Ava return to the studio to help her bust her stomach in and tenderize her abs in this all out ab busting workout. Shelli Grace is completely busted and her very hard abs are completely destroyed and tenderized. Ava continuously pounds those rock hard abs until they became completely softened up. Ava demonstrates on Shelli how even the tightest abs can be broken down. Shelli takes it all and give a big smile in the end of her Ab traing ses... Show more