A man and his wife are having sex when their 10 year old son walks in on them! The son screams out 'OH MY GOD!' and runs out of the room. The dad laughs and says to his wife, give him 10minutes to calm down and ill go an explain whats happening to him. 10 Minutes later the dad walks into the 10yr old boys room and the boy is having sex with his grandmother! The father screams 'OH MY GOD!' and the son says 'Yeah, not so funny when its your mother is it!'