Mary Poppins Returns Easter Eggs
18 References to the Original Mary Poppins in Mary Poppins Returns You Might Have Missed
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While inside the bowl, Mary Poppins and Jack take part in an extravagant number at the Royal Doulton Music Hall. As they sing "A Cover Is Not the Book" on stage, Jack even dances alongside a few penguins, just like Bert did in "Jolly Holiday."