The Hitch-Hiker's Aid is an attraction at the Museum of Modern Marvels from Modern Inventions.
If a car drives by, the briefcase opens to release a robot that flashes the word stop from the area where its mouth is.
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.
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.
Donald notices the Hitch-Hiker's Aid.
Donald investigates the Hitch-Hiker's Aid.
Donald gets a michevious idea.
Donald prepares to test the Hitch-Hiker's Aid.
Donald pranks a Hitch-Hiker's Aid.
Donald laughs at the Hitchhiker's Aid.
The Hitchhiker's aid pokes Donald's eyes out.
Donald encounters the Robot Butler again.