Answer:
I am one with eight to spare, lest I lose my one. I'm not a number. What am I?
I make a loud noise when changing jacket. I become bigger and delicious.
I donβt forget!
I come with a train and go with a train and the train doesn't need me but can't go without me.
I can be cracked, made, told, and played. What am I?
Those with eyes bigger than their stomach will definitely leave the restaurant with one of them. It is named after a house pet as well.