European Bikini model does her Squat Sponge Workout Challenge with the help of her Bikini Model friend Gabriel. Shes doing squat, lunges, and hip trusts.<br /> Fitness Model Vicky Justiz flew to LA for a week to film some new workout videos and her butt is even bigger and rounder now (Find out .<br />girl Booty in yoga workout challenge, Squat sponge, Big Butt and fitness.<br />European Bikini model does her Squat Sponge Workout Challenge with the help of her Bikini Model friend Gabriel. Shes doing squat, lunges, and hip trusts.