Mary Potter? Harry Poppins?

Have you ever considered what would happen if Mary Poppins and the world of Harry Potter collided? I hadn't, until I came across this tale. Who knew that Hogwarts was responsible for such an esteemed literary, historical, and dearly beloved character! If you are a fan of either Harry Potter or Mary Poppins (with a heavier emphasis on the Harry Potter end of things), you should read it.