"Silent Sigh" by Badly Drawn Boy is a single from the soundtrack to a film that is an adaptation of a novel by what author?
Silent Sigh: "Silent Sigh" is a single by British musical artist Badly Drawn Boy from the soundtrack to the film "About a Boy". About a Boy (film):  It is an adaptation of the 1998 novel of the same name by Nick Hornby.
Nick Hornby