Sorry we closed 18 seconds ago and I've just cashed up."
Madagascar
Only one. Just as long as you hand him the damn lightbulb.
Two. One to get up on his high horse and another to chastise the first about oppressing horses.
Let's go fishing
With one he turns off the light, With the other he checks if the window is closed
Ventriloquists have to be able to speak with their mouths closed. Politicians speak out of both sides of their mouths simultaneously.
Because they have bills.
They prefer cash.