Question: "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?

Context paragraphs:
About a Boy (film): About a Boy is a 2002 British-American-French comedy-drama film produced by Jane Rosenthal, Robert De Niro, Brad Epstein, Tim Bevan and Eric Fellner, co-written and directed by brothers Chris Weitz and Paul Weitz with music by Badly Drawn Boy and written by Peter Hedges.  It is an adaptation of the 1998 novel of the same name by Nick Hornby.  The film stars are Hugh Grant, Nicholas Hoult, Toni Collette, and Rachel Weisz.  The film at times uses double voice-over narration, when the audience hears both Will's and Marcus's thoughts.

The Hour of Bewilderbeast: The Hour of Bewilderbeast is the debut studio album by British musician Badly Drawn Boy, released on 26 June 2000.  Damon Gough, who performs as Badly Drawn Boy, wrote, produced, and played several instruments on the album's eighteen tracks, several of which also feature accompaniment by members of the British indie rock bands Alfie and Doves.  "The Hour of Bewilderbeast" was released to great critical acclaim and went on to win the 2000 Mercury Prize, and has sold 455,000 copies in the United Kingdom as of September 2011.

Cedar (EP): Cedar EP is the debut EP from Doves, the first release from the band after the dissolution of their previous incarnation, Sub Sub.  It was self-released on the band's Casino Records label (co-founded by Rob Gretton) on 9 November 1998 on limited 10" vinyl.  The epic track "The Cedar Room" later became the band's first single from their debut album "Lost Souls".  Following the release of the "Cedar EP", Doves briefly joined Badly Drawn Boy as his backing band.

About a Boy (soundtrack): About a Boy is the second album by English singer-songwriter Badly Drawn Boy, released in 2002 under Twisted Nerve Records and XL Recordings, and in America under the short-lived ARTISTdirect Records, as the soundtrack to the film "About a Boy".  Gough was chosen to compose and perform the entire soundtrack.

Tom Rothrock: Tom Rothrock is an international record producer, composer, musician and owner of Bong Load Records.  Tom Rothrock has worked with James Blunt, Foo Fighters, Moby, Beck, Badly Drawn Boy, R. L. Burnside, Athlete, Sloan, Gwen Stefani, Motörhead, Elbow, Stevie Nicks, Poison, Elliott Smith, Richard Thompson, Yonder Mountain String Band.  Rothrock has also composed or contributed to soundtracks for notable motion pictures such as "About A Boy", "Good Will Hunting", "Collateral" and "The SpongeBob SquarePants Movie".

Silent Sigh: "Silent Sigh" is a single by British musical artist Badly Drawn Boy from the soundtrack to the film "About a Boy".  It reached number 16 in the UK Singles Chart.

Badly Drawn Boy discography: The discography of English alternative music singer/songwriter Badly Drawn Boy (real name Damon Gough) includes eight studio albums (including two soundtracks), one compilation, six extended plays and twenty-one singles.  The first EP and several singles were released on Gough's own label "Twisted Nerve", which he started with like-minded Manchester musician Andy Votel.  Badly Drawn Boy rose in popularity in 1997 when he joined the likes of Thom Yorke, Richard Ashcroft, and Mike D on the celebrity-filled UNKLE album "Psyence Fiction".  Due to the mild UK chart success of the 1999 single "Once Around the Block", XL Recordings signed up Badly Drawn Boy to release the debut album "The Hour of Bewilderbeast" in 2000.  The album won critical praise and Britain's acclaimed Mercury Prize for Best Album.  The album caught the attention of author Nick Hornby who then asked Gough to score the film being made for his book "About a Boy".

Something to Talk About (Badly Drawn Boy song): "Something to Talk About" is a song by British musical artist Badly Drawn Boy from About a Boy.  It was released as a single on 30 July 2002.  It peaked at number 28 on the UK Singles Chart.

Is There Nothing We Could Do?: Is There Nothing We Could Do?  is the sixth studio album by Badly Drawn Boy, released in 2009.  It contains music inspired by the television film "The Fattest Man in Britain".

Under an Hour: Under an Hour is the second full-length album from Portland-based experimental pop/rock group Menomena.  The album was originally composed and performed as accompaniment for a performance by Portland dance company Monster Squad.  Consisting of three instrumental tracks, the album is considered to be an experimental soundtrack along the lines of Peter Gabriel's or Badly Drawn Boy's soundtrack for "About a Boy".

Supporting paragraphs: Silent Sigh About a Boy (film)
Answer: Nick Hornby