Because they've lost their locks.
Screaming, crying, and somebody loses a trailer!
His first mate.
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.
When he's quacked.
Lock them both in the trunk of the car for an hour, then open it up and see which one of them is happier to see you.
Both can be fixed with a coathanger.
It was leave your keys at the door.
A monkey