Answer:
Has its teeth on your head but doesn't bite
Why did the smart phone need glasses?
What do grateful, thankful, wonderful and joyful have all in common?
Why aren't Koalas actual bears?
What can your pocket hold while it is completely empty?
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 cannot die. What am I?