Just one but every time he does he causes a blackout.
Wuh-wuh-wuh-one.
Twelve. Three to Physically Change the Bulb, Three to Talk About How Complicated it Was and Six to Call themselves Electricians.
One to generate a "ChangeLightBulb" event to the socket.
Two. One to screw in the bulb and another to talk about how complicated it was.
It caused a revolution.
Cause he was told to get a long little doggy.
A shootout.
They know their limits.