Potatoe
Change !
Just two. One to explain to the public that everything possible is being done to solve the problem, and the other to screw the lightbulb into the water faucet.
A light bulb weighs about 50g and a single ant can lift about .2g, so it takes somewhere around 250 ants working together.
Just one, she yells, "DAAAAADDY, I need a new house!"
Dan Quayle wrote this joke.