She's back! Mary Poppins, everyone's favorite nanny, has returned to take the Banks children on another unforgettable adventure. On the most magical of nights, Midsummer's Eve, all kinds of strange things can happen--mythical visitors come down from the heavens and animals speak. But Mary Poppins takes it all in stride, drawing everyone, even the trembling Park Keeper, into the spirit of a romantic and magical holiday.