Answer:
Thanks for such treasures as Mariachis, enchiladas and habanero!
You do this into someone's ear when you want to be discreet.
Often wandering the streets, this group of people cannot afford to be choosers.
What can you never get rid of when you lose it?
The eight of us go forth not back to protect our king from a foe's attack. What are we?
Two little holes in the side of a hill. Just as you come to the cherry-red mill.