because she didn't have any arms. Knock knock. (Who's there?) ...not Sarah.
Because he was drunk Why did the second monkey fall out of the tree? He was tied to the first one Why did the third monkey fall out of the tree? Peer Pressure
Eric Clapton wouldn't let a bag of cocaine fall out a window.
Because someone threw a fridge at her....
Jeffrey. Knock knock, Who's there? NOT JEFFREY
She had no arms Knock knock. Who's there? Not Sally. What did Sally get for her Birthday? We don't know, she didn't open it yet.
Everywhere
Because she had no arms. Knock-knock! "Who's there " Not Sarah.