None, they only screw playoff games.
None. Mice can't change light-bulbs as they are mere rodents without the physical or mental ability to do so. Not to mention it's much safer for them to pilfer food in the dark.
One, but the light bulb has to *want* to be screwed in.
A light bulb weighs about 50g and a single ant can lift about.2g, so it takes somewhere around 250 ants working together.
Two. One to change the bulb and one to sing about how grand the old bulb was.
The NBA.
None. They only screw playoff games