One...but it takes him 27 tries
Lightbulb.
The bear minimum
A hundred but they'll all be competing to be the one to change the bulb and bring light to the world.
Does it have to be a light bulb? 'Cause I had this other idea...
There are 27 people in the room but on 53 eggs, you know what that means, someone is missing an egg.
Fiiiiiiiiiiiiiiiiiiiiiiiiiiish
Two. One to screw it in and one to film it. One, but it takes him fifty tries.