On the subject of contemporary music, film, television, and (to a lesser extent) sports, television characters can comfortably mention all kinds of people, expecting that at least most of the audience will know who they're talking about. On most other matters, however, their world becomes very small; TV producers fear any comment that might ever go over anyone's head, and thus only the most obvious and world-renowned people and things are allowed a mention. Musical examples of these are often used as Standard Snippets. Examples of Small Reference Pools include: