Whitney switched to skirts after she started dating or courting Zack. I sincerely hope none of the girls ever marry into the Duggar family - the. The Bates family may be the next Duggars, and they follow a strict set of conservative family rules, too. Their dating rules are less rigid than the Duggars evidenced by eldest son Zach's first failed courtship with Sara Reith. Zachary Gilvin "Zach" Bates is the son of Gil and Kelly Bates. He is the older Date of Birth In June of , Zach began courting Sarah Reith. On July 12, , The two, along with members of Zach's family, flew to Orlando, FL. They took.