It's because they don't know the words.
You can tuna piano but you can't piano a tuna (What about the glue ) I knew you'd get stuck on that
A completely rational fear.
A: Miscarriage This joke never gets old, just like the baby.
Legs. Spread the word.
A maybe.
Doo-bees... I'm so sorry for that
Some one who stays up all night wondering if there's a dog.
Lay awake in bed wondering if there really is a dog.
Because they don't know the words.