This classic joke makes your victim's plate rock in the strangest manner. We have two, pick your favorite. Both are still packaged with illustrated header cards.
 
These come with our exclusive OldJokes.co.uk Fact Card on the history of Hong Kong novelties.
 
Condition: Good, general wear and creasing. Rubber is probably degraded within bags.
 
This is a vintage item and is being sold as a collectible, not a toy.