Lawsuits.
or
It wanted to be a watermelon.
or
The guardians of the galaxy!
or
Three:
One to write the light bulb removal program,
one to write the light bulb insertion program, and
one to act as a light bulb administrator to make sure nobody else tries to change the light bulb at the same time.
or
It waves.
or
Because he want to wake up some day as America's First Dictator.
or