Answer:
kings and queens may cling to power and the jesters may have their call. I am the most common but I can rule them all.
I have feet on my head
I am a seven letter word. I am very heavy. Take away two letters from me and you will get eight. Take away one letter from me and you will get 80. What word am I?
With three leaves, I am just a plant. Add another leaf and everyone will want me for good luck. What am I?
I am not alive but I can die. What am I?
I flow from the Homerβs mouth when he sees doughnuts.