Nobody asks, 'who's there ' when you try and tell a knock knock joke.
He looked a little blue
She was trying to get ahead!
You: You can tuna piano but you can't piano a tuna! Person getting told joke: What about the jar of glue? You: I knew you'd get stuck there
Babe, it's a valve!
Asked the teacher hoping that someone would say "babies." She was disappointed when all the children cried out "Happy!"
Two! But don't ask me how they got inside there.
The guest of honor always shows up late!
Failing to get away.
Someone who knocks on your door for no apparent reason.
Knock, knock, knockin on Heavens door
Someone who knocks on your door at 6 a.m. for no reason.
FREEDOM RINGS
Because freedom rings. Bazinga!