Lizzie, ella, and betsey best grew up believing they were identical triplets. Then they learned the truth. And no one else can know. Now, to the outside world, the best family appears to consist of a single mother with o...Lizzie, ella, and betsey best grew up believing they were identical triplets. Then they learned the truth. And no one else can know. Now, to the outside world, the best family appears to consist of a single mother with one seventeen-year-old daughter named Elizabeth.