The Lying Machine is a gadget that is used in an episode and manga chapter in which Nobita April Fool's joke on Gian backfired on him.
Function[]
When the user tells a lie (or joke) to the person, that person will believe whatever that user has told him/her, regardless of how ridiculous or unbelievable it was.
Trivia[]
- This gadget looks similar to the Lying Beak although more mechanical. While the Lying Beak makes lies look true, the Lying Machine fools people easily.
- The Lying Machine's effects is very similar to the Flag of Truth. However, the user must hold on to the Flag of Truth in order for the effect to last.