He decides to test it at dinner.
"Son, where were you today?" The son says "at school dad."
Robot slaps the son!
"Ok, I watched a dvd at my friends house!"
Robot slaps the son again!
"Ok, it was a porno" cries the son.
Dad yells "What! When I was your age I didn't know what porn was!"
Robot then slaps the dad!
Mom laughs "HaHaHa! He's certainly YOUR son."
Robot then slaps the mom!!!!!