Answer:
When one does not know what it is, then it is somethingอพ but when one knows what it is, then it is nothing.
Do this to your gifts to make them festive
Shorter than my four siblings, but easily the strongest, Sometimes I wear a funny hat.
I like to take trips and solve problems, puzzles and riddles along the way. I am never alone because my monkey friend will always accompany me. Who am I?
What can an elephant and a shrimp both be?
What is always coming but never arrives?