Julie Chrisley was beaming with pride on Thursday (Apr. 29) when she shared a snippet of her new Nutrisystem commercial. “I can’t tell you what a treat it is to be alongside the legendary [Marie Osmond] and the fabulous [Dorinda Medley],” wrote the 48-year-old Chrisley Knows Best star. Julie wasn’t only proud that she was in a commercial with Marie and the Real Housewives of New York alum – she was also happy to share the news of all the weight she shed!