Answer:
Casper was a friendly one and Demi Moore made a clay pot with one.
What should you do when you see a green man?
It is something you make after you've weighed your options.
It carries paper of the most important sort but also plastic, I'm glad to report. What is it?
Major or minor I can be, when you touch me make sure you that you’re on the right key.
What is lighter than what it is made of?
Easy
Animal
Difficult
Food
Funny
Kids
Logic
What am I?