Comedy routines that are mildly amusing to people in an uncrowded room seem funnier in a densely packed room. This is best explained in terms of

Question

Quizplus · Accepted Answer

Social facilitation refers to the tendency for people to perform better on simple tasks and worse on complex tasks when they are in the presence of others and their individual performance can be evaluated. In the case of comedy routines, the audience in a densely packed room may exhibit social facilitation by reacting more strongly to the jokes, which in turn increases the laughter and overall enjoyment for everyone in the room.

Comedy Routines That Are Mildly Amusing to People in an Uncrowded