Catherine Zeta-Jones and Michael Douglas are two proud parents! Their son, Dylan Douglas, graduated from Brown University on Sunday. Both Catherine and Michael celebrated the major milestone on Instagram sharing photos from the big day. "The Kominsky Method" star shared a snap of him posing next to his 21-year-old college grad in his cap. "One proud dad! Congratulations Dylan! Well done!" he captioned the post. Meanwhile, Catherine shared a precious photo of her giving her son a big hug along with a sweet message. "Graduation congratulations to my boy, my pride, my joy, Dylan I am inexplicably proud of you and I love you beyond words," she wrote on Instagram.