I was amazed, I never knew they worked.
or
Two. One to assume the ladder and one to change the bulb.
A': None. If the government would just leave it alone, it would screw itself in.
or
They both dribble.
or
A taxi driver.
or
One's a spineless, poisonous blob. The other is a form of sea life.
or
but it was a little Chewie.
or