Trivia: The voice of Mary Poppins' parrot head umbrella is David Tomlinson (Mr Banks).
Trivia: In the 40th anniversary re-mastered edition they have used Audrey Hepburn's original singing track for the "Wouldn't it be lovely" song.
Trivia: Rudolph and others visit the island of misfit toys and promise to help them. In the original version, the Misfits don't get mentioned again, and the producers were swamped with letters from children, upset that the Misfits didn't get the help they were promised. A new scene was produced and included in future versions, where Santa and Rudolph give the toys new homes.
Trivia: The first of 37 cartoons produced for Warner Brothers by the newly formed DePatie-Freleng Enterprises (producer David H. DePatie and director Friz Freleng). The studio became best known for creating The Pink Panther.
Trivia: The final Bugs Bunny cartoon produced at Warner Brothers.