If you want to be Mary Poppins for Halloween this year, then be prepared to get all dressed up with some major accessories. Her two biggest accessories are the hat and the umbrella. Don’t forget the white laced gloves either. Mary Poppins’ white dress will be the highlight of the costume. Too much work? Check out this set Disney costume you can just buy. Remember to finish off your Disney impersonation with red lipstick. Have fun!