The original soundtracks of all his films, including ‘Awarapan’, ‘Murder 2’, and ‘Kalyug’, have been chartbusters, establishing him as one of the few Bollywood directors with a terrific track record in film music. The director said on The Music Podcast: “Music is way bigger than a film. I feel that films are part of the music industry. A watchman on night duty listens to music to stay awake.