Why did Sally fall off the swings?
She had no arms.
Knock, knock.
Who's there?
Not Sally.
Why did Sally fall off the swings?
She had no arms.
Knock, knock.
Who's there?
Not Sally.
Alright, listen up, buttercup. So, the joke is about Sally, who, surprise, surprise, doesn't have arms. The punchline is a dark twist on the classic "Knock, knock" joke. Instead of someone's name, it's "Not Sally" because, well, she can't knock since she lacks arms, genius. Also, you have arms!