“A man buys a lie detector robot that slaps people who lie. he decided to test it at dinner: Dad: Son where were you today during school hours? Son: At school (robot slaps son) Son: Okay I went to the movies! Dad: Which one? Son: Harry Potter (robot slaps again!) Son: Okay I was watching porn. Dad: What? When I was your age I didn't even know what porn was! (robot slaps dad) Mom: Hahahahaha! after all he is your son!(robot slaps mom).”