Well, turns out one is not enough, but if you pair it, two can.
I wuv you watts and watts.
A: Six: One to hold the bulb and five to ask for directions.
Just two, but how they get in there.. I don't know. (Stolen from an old Maxim in my dad's storage)
The bear minimum
When you get there, you turn into the driveway. Ba-dum-bum! Don't forget to tip your waitress!
A cow.
No ballroom.
A: Depressed.
At least two, but they have to be pretty small to fit.
One to screw in the lightbulb, stock four carts of supplies, and handle seventeen simultaneous customers at any one time for five consecutive hours.