Prevues is a term that refers to a preview or an advertisement that typically promotes a forthcoming event or performance. It can also refer to a preview of a movie or a television show. The word prevues can be substituted with alternative terms such as trailers, teasers, sneak peeks, previews, and promos. A trailer is typically a brief film advertisement that showcases the highlights of an upcoming motion picture while a teaser is a short promotional clip that can create anticipation for the release. A preview, on the other hand, can be an exclusive look at the scenes or the highlights of an event, show, or a performer. Lastly, promos can be brief commercials that inform about a product, event, or a performance.