Everyone knows that music is important in a film, but just exactly how does it influence the way the film is edited? There are not many people that can say they have edited and composed a big Hollywood film besides Oscar-winning editor John Ottman, who has edited and composed for films such as X-Men: Days of Future Past, Superman Returns, and most notably, Bohemian Rhapsody. John talks to us about his start in filmmaking, how to navigate the studio environment, and what every editor should know.