Artificial Bladder News Today

And it regenerates and it doesnt look like theyre sharing anything -- any other major organs. >> they were so cute. >> reporter: fast forward 18 years. these girls are all grown up. emily has an artificial bladder and bile duct but otherwise theyre your typical teenagers. >> that looks like you. >> no, that looks like me. >> fine. >> reporter: identical twins with a strong connection but just how different are they? so tell me a little about each of you. >> emily is more girlie than i am. shes d...