• The Hitch-Hiker's Aid.
  • Donald gets a mischievous idea.
  • Donald flattens his hat.
  • Donald prepares to test the Hitchhiker's Aid.

The Hitch-Hiker's Aid is an attraction at the Museum of Modern Marvels.


  • Donald pranks a Hitch-Hiker's Aid.
  • Donald's trick works.

If a car drives by, the brief case opens to release a robot that flashes the word stop from the area where it's mouth is.


  • Donald laughs at the Hitch-Hiker's Aid.
  • The Hitch-Hiker's aid pokes Donald's eyes out.

If the Hitch-Hiker's Aid is tricked into coming out, it pokes out the eyes of the person who tricked it before going back into its briefcase.


Donald Duck Modern Inventions 039

Donald encounters the Robot Butler again.

The Hitch-Hiker's Aid has a glass bulb mouth that makes it look like it's smiling. If annoyed however, the glass bulb seems to reflect that fact.


Modern Inventions -1937