A car only has one horn.
or
One, if it knows its own Goedel number.
or
Oh wow, is it, like, dark, man?
or
None; assholes never see the light anyway.
or
One. No, two. No... How many do we have on the truck?
or
Ground beef.
or
That's not a miracle. That's tapas.
or
A fence.
or