Boy aged 4: Dad, I’ve decided to get married.
Dad: Wonderful; do you have a girl in mind? Boy: Yes… grandma!
She said she loves me, I love her, too….and she’s the best cook & story teller in the whole world!!
Dad: That’s nice, but we have a small problem there!!
Boy: What problem? Boy: What problem?
Dad: She happens to be my mother. How can you marry my mother!
Boy: Why not?! You married mine!!!!