Answer:
What occurs four times in every week, twice in every month, only once in a year but never in a day?
When this is found in a road you are forced to make a decision.
What always comes into the house through the keyhole?
Once you know it exists, it no longer exists. What is it?
I'm the son of water but when I return to water I die. Who am I?
Why did Mickey Mouse go to outer space?