Having parents who agree to disagree does mean twice as many presents on your birthday, but it can complicate your life! There was the time Baby's parents couldn't agree on what kind of dog to get - so they got two, both named Sally. One summer day, when rushing back to the city from their country house, the Puddles leave the Sallys behind. Will the Puddles agree to go back? What will become of the Sallys?