Answer:
I describe a toilet cleaner as well as one of Santa's reindeer
I can be sweet or sour. I do not rhyme with any other word
I never was but always will be. No one ever saw me but everyone knows I exist. I give people the motivation to better themselves every day. What am I?
I don't have eyes, but once I did see. Once I had thoughts, but now I'm white and empty. What am I?
A hole in a pole. Though I fill a hole in white I'm used more by the day and less by the night
Why did the stadium get so hot after the game?