What Am I Riddles

Question: If you want to become a master at playing the fiddle and you walk down to the fork in the road, you sit and some creature is going up your back, you follow the pattern of the creature on your back to be a master of playing the fiddle, what creature is going up your back?

Question: I never sleep yet sometimes I weep. I can get angry or just be happy. Wherever you go I will follow. No matter what you do I will be there. I can not die. What am I?

Question: What Can Make Food But Not Eat?

Question: I live in your house yet, you do not love me. I eat your food, yet you squeal in fright at the sight of me. What am I?

Question: It dies when it's hot, exists when it's cold, you can touch it, but you cannot bounce it, and it doesn't give you any gold. What am I?