Where do flat sodas go to perk up?

I once worked at a pizza shop to get by.

What do grumpy sheep say during the Holidays?

Why is the Sousaphone much less popular than the tuba?

What does a tree drink?

What popular dessert preserves the relationship of circumference to diameter?

How does a joke turn into a Dad joke?

What can travel anywhere in the world but stays in one corner?

What is the cheapest kind of noodles?

Which country has the highest rated flag?