The Very Personal Trainer
After feeling self-conscious about her backside, Gala enlists the support of a fitness coach to enhance its appearance. However, neither he nor anyone can fathom why she is dissatisfied with her voluptuous and shapely buttocks. To make his case, the trainer engages in sexual activity with her, giving her ample opportunity to witness her buttocks jiggle magnificently, reminiscent of a delightful pair of bouncy spheres.