Answer:
I give people a huge fright but at the end I'm sweet. I normally celebrate at night when there's less heat.
What can one catch that is not thrown?
I am an animal and a hair product
I'm not alive but I grow I don't have lungs but I need air I don't have a mouth but water can kill me. What am I?
Cold head and feet; round as a ball; always turning around myself.
Whoever made me don't want me. Whoever bought me don't need me. Whoever use me don't know me.