The Boy: Are you positive the baby is a girl?
The Boy: So it could still be a boy?
The Boy: Well, what if the baby is born bald? Then how will you know if it's a boy or a girl?
maarmie: You don't tell if it's a boy or a girl by how much hair it has.
The Boy: How do you tell?
C*: What's the difference between boys and girls?
The Boy: Girls have long hair?