Answer:
What was the first man made invention that could see through a wall?
A red house is made out of red bricks. A blue house is made out of blue bricks. What is a green house made out of?
What freezes after it is heated up?
Thanks for such treasures as Mariachis, enchiladas and habanero!
Who plays when he works and works when he plays?
What language does a billboard speak?