A group of terrorists hijacked a plane full of politicians.
They called down to ground control with their list of demands and added that if their demands weren't met, they would release one politician every hour.
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Patient: "It must be tough spending all day with your hands in someone's mouth."
Dentist: "I just think of it as having my hands in their wallet."
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Customer to waiter: Everyday you charge me money for a cup of coffee. It will be wonderful if you serve me coffee free of cost today.
Waiter: Sir, everyday you drink coffee from a filled cup. It will be wonderful if you drink it from an empty cup today.