Orphan Knock Knock

This is a dark pun. Knock-knock jokes rely on someone being at the door. An orphan has no parent, and therefore 'no one' is at the door, which is the punchline. It's funny because it's so sad!

• Orphan
• Door
• Parent
• Family
• Comedy
• Loss

• Why don't orphans get offended by dark humor? Because it can't hit home.
• Girl: I've been an orphan since I was three. Boy: Knock knock. Girl: ...Who's there? Boy: Not your parents!
• Why don't orphans call... Because they can't call home.
• What's a joke that an orphan has never heard before? A dad joke.