Vicki Gunvalson has another grandchild! Briana Culberson, the daughter of the star, welcomed her third child with husband Ryan.The proud dad excitedly shared the baby news on Instagram with a pic of him cutting his son's umbilical cord. «At 9:37 AM I cut a cord! Mom and son are doing amazing! I’m pumped!!!» he wrote.A day prior, Ryan hinted that he and Briana had decided on a name.