Where did the initial six 'ups' disappear to?
What is a 'free' gift? Aren't all gifts free?
How come you never hear about gruntled employees?
Why isn't there mouse-flavored cat food?
Is an angle a triangle with only two sides?
If it really is a small world, why does it cost so much to run it?
Why did they put an 's' in the word 'lisp'?
What goes up but never comes down?
Your age.
How many weeks are there in a light year?
If you try to fail and succeed, which have you done?
Why, if the best things in life are free, the next-best things are so expensive?
What kind of bow can't be tied?
A rainbow.