A man buys a lie detector robot that slaps people who lie.
He decides to test it at dinner.
He asks his son, โSon, where were you today during school hours?โ โAt school.โ
The robot slaps the son.
โOkay, I went to the movies!
โ
The father asks, โWhich one?โ โHarry Potter.โ
The robot slaps the son again.
โOkay, I was watching p@rn!
โ
The father replies, โWhat?
When I was your age I didnโt even know what p@rn was!
โ The robot slaps the father.
The mom chimes in, โHaha!
After all, he is your son!
โ The robot slaps the mother.