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Prof. Ludwig Von Drake shares his knowledge on the subject of child psychology. He is particularly studying Donald Duck (whom Von Drake refers to as "Mr. X" to protect his identity) and offers advice on how to handle Huey, Dewey and Louie.
Släpp: Dec 10, 1961
Körning: 45 minuter
Språk: English
Studio: Walt Disney Productions
Land: United States of America
