For years, people have been making home movies, many times using pop culture properties that they may not own, but love. In recent years, these types of projects have come to be known as "fanfilms". Backyard Blockbusters looks at the history and influence of the fanfilm genre, as well as the copyright and fair use problems these films create, featuring highlights from and interviews with the creators of many popular films.

Sad Max is a short film about a former YouTube celebrity wasting away after the apocalypse. When he decides to write a musical, he has no idea how far the project will take him... even if he can't leave his basement.