Answer:
I see what you see feel what you feel and hear what you hear. I know all of your moves before you make them. I even know the moves you didn't make.
I am a celebrity fish.
lighter than feather and softer than silk yet the strongest man in the world cannot hold me for more than a few minutes.
I have two body parts but am used to measure length. What am I?
I am the tool for inspiring many. Buy me in the store for not much more than a penny. Don't overuse me, or my usefulness will go. What am I?
Whoever made me don't want me. Whoever bought me don't need me. Whoever use me don't know me.