Answer:
I am perfect with a head perfect without a head; Perfect with a tail perfect without a tail; Perfect with either neither or both.
I walk on 4 legs in the morning, 2 legs at noon, and 3 legs at night. What am I?
Break me and I am better, immediately set and harder to be broken again. What am I?
Santa shakes his belly like a bowl full of me
You use me between your head and your toes the more I work the thinner I grow.
I flow from the Homerβs mouth when he sees doughnuts.