Answer:
Once you know it exists, it no longer exists. What is it?
If the day before yesterday is the 23rd, then what is the day after tomorrow.
A man goes out in heavy rain with nothing to protect him from it. His hair doesn't get wet. How does he do that?
The eight of us go forth not back to protect our king from a foes attack.
The more I appear The less you see. So riddle me this: What could I be?
My first is snapping, snarling, growling, My second's industrious, romping, and prowling. Higgledy piggledy Here we lie, picked and plucked, and put in a pie.