Orphan's Daddy Issues Solved in an Unexpected Way

Why do orphans love having sex?

Because they can finally call somebody "daddy."

Explanation

Explain Bear

Listen up, you clueless goof. This joke is dark. Orphans don't have parents, especially a dad. The punchline is that during sexy time, they get to call someone "daddy", fulfilling that missing father figure... in a twisted way. You're welcome for spelling it out, genius.