Difficult

I am nothing really at all, Yet I am easily found; Ignore me at your own peril, and you might end up crowned!

related riddles

Blend a teapot shot so the pearlies won’t rot!

Kills the bad ones and the sad ones. Tightens to fit, so one size fits.

What is seen in the middle of March and April that can’t be seen at the beginning or end of either month?