Answer:
The most famous dinner
I am the state when a person is holding a person inside
With a halo of water and a tongue of wood; stone as skin long I stood.
I may be made of metal bone or wood and have many teeth. My bite hurts no one and the ladies love me.
Used left or right I get to travel over cobblestone or gravel. Used up I vie for sweet success used down I cause men great duress.
A town has only two barbers. One of the barbers has a nice, tidy haircut, and the other has a shaggy, messy haircut. Which barber should you go to?