None. They'll just stand in the dark talking about how good the old one was.
None. The lightbulb contains the seeds of its own revolution.
Just two, as long as they can find a way in.
By 'elephone!
They're the ones who look at YOUR shoes when they talk to you.
Nothing, you can't cross a vector by a scalar. EDIT: changed multiply to cross.
Changed its status from 'In A Relationship' to 'Single'.
Benoit B. Mandelbrot
As a mother, I choose not to screw it in. Light bulbs are dangerous weapons created by the Soviet Union, and I will not screw it in; it could severely hurt my child. As everyone knows, light bulbs are the principle source of autism in this world, and I have to take a stand on it.
Old.
Seven one to change and the other six to sing about how good the old one was.