Two. One to take out the bulb and drop it, and the other to try and sell it before it crashes (knowing that it's already burned out).
or
They had reservations.
or
She wanted to see a butterfly.
or
To give us some sort of appreciation for flutes.
Did you hear about that music composer who committed suicide? He didn't even leave a note.
or
I was amazed, I never knew they worked.
or
Two: One to screw you out of a fee, and the other to send you to a store where they ran out of bulbs weeks ago.
or