Answer:
Casper was a friendly one and Demi Moore made a clay pot with one.
It carries paper of the most important sort but also plastic, I'm glad to report. What is it?
Cycle Cycle Cycle.
What is used by man, tossed by trees, everywhere but unseen?
What is seen in the middle of march and april?
I am a band that does not perform, sing, or act. What am I?