How many people do you need to change a lightbulb?
Three. The first holds the ladder, the second one holds the lightbulb, and the third one spins the ladder.
How many people do you need to change a lightbulb?
Three. The first holds the ladder, the second one holds the lightbulb, and the third one spins the ladder.
The humor comes from the absurdity of needing three people to change a lightbulb, with the third person spinning the ladder instead of helping with the task directly. It plays on the typical setup of lightbulb jokes, where the focus is on how many people it takes, but twists it with an illogical action.