Añade un argumento en tu idiomaBased on Erich Kästner's famous book about two identical-looking girls who meet at summer camp, realize that they're twin sisters, and plan to switch homes for a while.Based on Erich Kästner's famous book about two identical-looking girls who meet at summer camp, realize that they're twin sisters, and plan to switch homes for a while.Based on Erich Kästner's famous book about two identical-looking girls who meet at summer camp, realize that they're twin sisters, and plan to switch homes for a while.