This document discusses how music is used in films to elicit emotions from viewers and advance the plot. It provides examples of music being used to add drama, comedy, passion, action and irony. It also prompts the reader to think about how music can make viewers feel happy, sad, anxious or scared and cites the example of the Pirates of the Caribbean soundtrack. The document suggests that music is a cue that is often used in scary movies to build suspense and change the mood.