Trivia: Karen Dotrice, who played Jane Banks in the original film, makes a cameo as the lady who asks for an address to Jack and Jane.
Trivia: The scene where Poppins disappears into the bathtub was not computer generated. Blunt simply sat down backward on a slide that went under the set and the bathtub was full enough of bubbles to hide the effect.
Trivia: The building blocks that spelled the name of Mary Poppins in the 1964 "Mary Poppins" film can be seen in Michael Banks' attic. (Actually, they are reproductions; the original blocks are stored in the Disney archives in Burbank).
Trivia: Angela Lansbury makes a cameo as the lady who sells the balloons in the park. She wasn't actually in Mary Poppins, although her appearance in Bedknobs and Broomsticks (also mixing live action and animation), alongside David Tomlinson who was also in Mary Poppins, has led many people to misremember her as being in the original film.
Trivia: Dick Van Dyke reprises his role of Mr. Dawes from the original film.
Trivia: The guy in the park reading the newspaper, whose hat is moved by the kite, is a reference to David Tomlinson, who played George Banks in the original film.
Trivia: The opening Disney logo changes and places Sleeping Beauty castle in a London park with Big Ben in the background.
Trivia: The role of the balloon lady (Angela Lansbury) was originally offered to Julie Andrews (Mary Poppins in the original film), who turned it down as she felt she would upstage Emily Blunt.
Answer: No. He says "Hey, Jane."
Bishop73