Question: The 2015 film "Home" included a song that premiered on BBC Radio by what artist?

Context paragraphs:
Naomi (singer-songwriter): Naomi (born 29 June 1996) is a female British singer-songwriter born and raised in Manchester, England, formerly known as Caleidra, who first came to prominence after a song she wrote at school in her music class, led to her being signed to a record label and the release of her first single 'With You' on 24 August 2012.  This received national media coverage and Naomi appeared on television programmes such as ITV Daybreak, ITV Granada Reports, radio including BBC Radio Manchester and Salford City Radio, in the national press, The Times, The Independent and The Guardian, teen magazines Mizz and Shout.  Her second single was produced by John McLaughlin who previously worked with Busted, 911 (UK band) and Westlife and led to further appearances in the media, including ITV Granada Reports, further live performances on BBC Radio Manchester, BBC Radio Sheffield, Salford City Radio and during the Manchester International Festival and received impressive media reviews including Music Week.

Towards the Sun (song): "Towards the Sun" is a song recorded by Barbadian singer Rihanna for the soundtrack to the 2015 film "Home".  The song premiered on BBC Radio 1 on February 24, 2015 and it was released for digital download as the soundtrack's lead single the same day though Westbury Road.  The song was set to impact mainstream radio on March 17, 2015 however the radio release was cancelled.  The song was written and produced by Tiago Carvalho and Gary Go, with an additional writing done by Rihanna.

Paddy Kingsland: Paddy Kingsland (born 30 January 1947) is a composer of electronic music best known for his incidental music for science fiction series on BBC radio and television whilst working at the BBC Radiophonic Workshop.  Educated at Eggars Grammar School, Alton, in Hampshire, he joined the BBC as a tape editor before moving on to become a studio manager for BBC Radio 1.  In 1970 he joined the Radiophonic Workshop where he remained until 1981.  His initial work was mostly signature tunes for BBC radio and TV programmes before going on to record incidental music for programmes including "The Changes", two versions of "The Hitchhiker's Guide to the Galaxy" (the second radio series and the TV adaptation), as well as several serials of "Doctor Who".  His work on the latter series included incidental music for several serials in the early 1980s.

Live Lounge: The Live Lounge is a segment on the British radio stations BBC Radio 1 and BBC Radio 1Xtra.  Originally hosted by Jo Whiley on her mid-morning radio show and then by Fearne Cotton from 2009 until 2015.  It is now hosted by Clara Amfo, she has been the host since May 2015.  it exhibits well-known artists usually performing one song of their own and one by another artist, in an acoustic format.  The 'Live Lounge' itself is also a physical room in the Radio 1 studios, from where some of the performances are broadcast; however, due to its size, many are done from the BBC Maida Vale Studios.  From 2009, Trevor Nelson began hosting Live Lounges on his BBC Radio 1Xtra show, and was replaced in that slot by DJ Ace in 2017.

Sanjiv Buttoo: Sanjiv Buttoo is a BBC News journalist.  He is Managing Editor of BBC Radio Leeds.  Previously, Sanjiv worked as Managing Editor of BBC Radio York (2014-2015), Assistant Editor at BBC Radio Lancashire (2012-2014), and Senior North of England Correspondent for BBC Asian Network (from 2001).  He has been head of Asian Programming for BBC North West, and a reporter with the BBC's Investigation Unit.

Home (soundtrack): Home: Original Motion Picture Soundtrack is the soundtrack album for "Home", a 2015 animation film based on the 2007 children book "The True Meaning of Smekday" by Adam Rex.  It features songs recorded by Rihanna, Clarence Coffee Jr., Kiesza, Charli XCX, Jacob Plant, and Jennifer Lopez.  It was released on March 23, 2015 through Westbury Road and Roc Nation.  Following the announcement that Rihanna would star in the film, it was revealed she would release a concept album based on the animated film.  As the executive producer of the soundtrack, she called on various artists to feature on the album.  Rihanna's "Towards the Sun" and Jennifer Lopez's "Feel the Light" were released as singles to promote the album.

Tracy-Ann Oberman: Tracy-Ann Oberman (born Tracy Anne Oberman, 25 August 1966, Brent, Greater London) is an English television, theatre and radio actress.  Best known for her role as Chrissie Watts in BBC1 soap opera "EastEnders" from 2004–05.  Also a writer, Oberman has contributed to a number of radio sketch shows and in 2008 co-authored with Diane Samuels the play "Three Sisters on Hope Street".  In 2010 she wrote and starred alongside Catherine Tate in her BBC Radio 4 play "Bette and Joan and Baby Jane" and in 2012 wrote the BBC Radio 4 play "Rock and Doris and Elizabeth".  In 2015 she wrote and starred in the third part of her Hollywood Trilogy for BBC Radio 4, "Mrs Robinson, I Presume", alongside John Simm and Kevin Bishop.  Oberman was a regular columnist for "The Guardian" newspaper during 2007.

One for the Radio: "One for the Radio" is the fourteenth McFly single, and first single from their fourth studio album, "", which was released 20 July 2008 via British national paper.  "One for the Radio" is described as being about the band's "constant struggle for critical acceptance".  The single was premiered on BBC Radio 1's Switch with Nick Grimshaw on 1 June 2008.  It is the first single that McFly will release under their new record label, Super Records.  The video for the single was premiered on 29 June 2008.  The video was shot in Toronto, Canada and directed by Sum 41's drummer, Steve Jocz.  As of 25 June 2008 the song has been A Listed at BBC Radio 1, the first time a McFly single has made the A List since "Five Colours in Her Hair".  The opening sequence of the video for "One for the Radio" is a reenactment of the beginning scene in the 1985 movie "Back to the Future," from which McFly got their name.  The movie features Michael J. Fox, and the McFly video shows Danny Jones, one of the singers and lead guitarists of the band doing the same thing.  "One for the Radio" has received a platinum sales status certification for sales of over 100,000 copies in the Brazil (Only in downloads).

At Christmas (song): "At Christmas" is a song by Australian recording artist Kylie Minogue, from the 2016 "" of her thirteenth studio album, "Kylie Christmas" (2015).  The song was released on 22 November 2016 by Parlophone.  It serves as the lead single from the reissue, and premiered on "The Chris Evans Breakfast Show" on BBC Radio 2.  The song became BBC Radio 2's Record of the Week.

BBC Radio 4: BBC Radio 4 is a radio station owned and operated by the British Broadcasting Corporation (BBC) that broadcasts a wide variety of spoken-word programmes including news, drama, comedy, science and history.  It replaced the BBC Home Service in 1967.  The station controller is Gwyneth Williams; and the station is part of BBC Radio and the "BBC Radio" department.  The station is broadcast from the BBC's headquarters at Broadcasting House, London.

Supporting paragraphs: Home (soundtrack) Towards the Sun (song)
Answer: Rihanna