they'll find out who's naughty or nice

boy - papa, I would really like a puppy for christmas
papa - I don't think you will get a puppy for christmas
boy - I will ask santa to bring me one
and if he doesn't then I will know that he is not real
papa - if you find out that he is not real
would you please not tell your brother and sister?
boy - ya... papa, do you believe in santa?
papa - he brings me something every christmas
boy - you won't get anything this year though!
papa - why not?
boy - you have been fighting with mama too much...