Three couples who have featured on the programme share their experiences of parenthood and the challenges it has brought them including Charlie, who gave birth at just 23 weeks to premature twins, baby Mia did not survive and her sister Isobel, who was left fighting for life. Meanwhile, Vicki believed that if she could handle getting a tattoo she could stand the pain of childbirth, and when Sara and Mark first met they already had four teenage children between them. Two years on the couple are now grandparents