Five years before Phil Robertson died, an unexpected addition came into his life. In early 2020, the Duck Dynasty patriarch found out that he had an adult daughter named Phyllis, whom he fathered after an affair in the 1970s.

Willie Robertson got emotional when talking about his father Phil Robertson’s health on the premiere of Duck Dynasty: The Revival. "Willie's dad was diagnosed with early Alzheimer’s,” Willie’s wife, Korie Robertson,