Sunrise Ruby

This week Ben has begun to tell knock knock jokes with us.  Here are a few of his recent faves:
Ben: “Knock knock!  Who’s there?”
Me: “Boogers!”

Ben: “Knock knock!  Who’s there?”
Nathan: “Just farts!”

Ben: “Knock knock!  Who’s there?”
Me: “Eyeballs!”

Ben: “Knock knock!  Who’s there?”
Nathan: “Snottites!”
A clear pattern emerges: The listener is responsible for the punch line every time, with [...]