One day a boy comes home from school and says:
Dad, What is a Perfect Penis?
Well, Dad says, come here... so they go off into the bathroom and dad drops his pants and says:
That son, Is the perfect penis !!
So the next day at school, the boys are teasing the kid and ask if he knew what a perfect penis looked like?
Well said the boy, He drops his pants and shows all the kids, then he says:
If it was 3 inches shorter, That would be the perfect penis !