Answer:
The person who makes me doesn't need me. The person who buys me doesn't use me. The person who uses me doesn't know it. What am I?
What is at the end of a rainbow?
You throw away my outside, you cook my inside. Then you eat my outside and you throw away my inside. What am I?
I have green hair a round red head and a long thin white beard.
When set loose I fly away. Never so cursed as when I go astray.
When is it bad luck to see a black cat?