Answer:
I have memories but none of my own whatever's on my inside is what is shown. If I'm ever different it's because you changed me I feel like a decoration here for you to arrange me.
I am three simple words everyone wants to hear. Three simple words such simple words and yet...life changing...
I am easy to waste and unstoppable
I'm an animal. I love marching. I always wear a tuxedo. What am I?
I am used to bat with, yet I never get a hit. I am near a ball, yet never thrown. What am I?
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.