Teacher: "What do you get when a waiter trips?"
Student: "Flying Saucers!"
What do you call a person wearing ear plugs?
Anything you want. They can't hear you.
What kind of alien makes the best of friends?
The one that is down to Earth.
Policeman: "Why are you driving without a light?"
Scooterist: "There is light everywhere."
Policeman: "Then shall I remove the air from your tires?"
Scooterist: "Why would you do that?"
Policeman: "Because there is air everywhere..."