One, if it knows its own Goedel number.
or
A centipede with a wooden leg.
or
One -- but it's an 8 hour minimum.
or
Twenty. One to hold the bulb, two to turn the ladder, and 17 to be on the guest list.
or
Because people are dying to get in!
or
The Bunsen burner replied, "It's just a phase you're going through."
or
Because you better duck when he's pissed.
or
The Bunsen burner replied, "It's just a phase you're going through."
or
That's not a miracle. That's tapas.
or
Fo Drizzle!
or