Juan
Two one to hold the bulb and the other to serve him beer until the room starts spinning.
None, because they can't change anything.
A. Five!...Six!...Seven!...Eight!
Technically, just two, but it is really hard to get them to breed in captivity.
Air to the throne.
Divine intervention. edit: Oh.
Because the rain in Spain falls mostly in the plain.
Senor citizen.