Question: Which English recording artist born in 1985 co-wrote songs on the debut album DNA of the British girl group Little Mix?
Context: "DNA" is a song recorded by British girl group Little Mix for their 2012 debut album of the same name.  Released as the album's second single, the song was solicited to contemporary radio stations in the United Kingdom on 1 October 2012.  Syco digitally released the single in Ireland and the United Kingdom on 9 November 2012.  It was written by TMS, Iain James and Little Mix, while the production was handled by TMS.  "DNA" is an electropop and R&B ballad, which incorporates dubstep musical styles.  Lyrically, the song contains multiple references to scientific vocabulary and is based on themes of love and obsession. "How Ya Doin'?"  is a song by British girl group Little Mix, featuring American rapper Missy Elliott.  It was released on 17 April 2013 as the fourth and final single from Little Mix's debut studio album, "DNA" (2012).  The song's chorus is taken from Curiosity Killed the Cat's 1989 single "Name and Number"; The drums were sampled from "Impeach the President" by The Honey Drippers; The bassline and beat are sampled from The Whatnauts 1981 single "Help Is on the Way."  (all songs were sampled earlier on De La Soul's 1991 song "Ring Ring Ring (Ha Ha Hey).") Salute is the second studio album by British girl group Little Mix.  It was released in the UK on 11 November 2013.  The group began work recording the album in June 2013 and concluded in September 2013.  Throughout the recording process, Little Mix worked with several producers, including TMS, Future Cut, Fred Ball, Duvall and Jimmy Jam and Terry Lewis.  The album was largely co-written by Little Mix, who stated that they were more involved in the development of this album than with their debut.  Sonically, the album retains the pop sound of their debut album "DNA" (2012), while also delving deeper into a more mature R&B sound. The discography of British girl group Little Mix consists of four studio albums, seventeen singles and eighteen music videos. Having become the first ever group to win the show, winners of "The X Factor" Little Mix released their debut single "Cannonball" a cover of Damien Rice's single in December 2011.  The single became the group's first number-one single when it topped the UK Singles Chart.  The lead single from their debut album "Wings" became their second number one single in the UK.  It also reached number three in Australia and number 14 in the New Zealand.  In November 2012, Little Mix released their debut album "DNA".  The album peaked inside the top 10 in ten countries, including the UK where it debuted number three.  The album has been certified Platinum in the UK where it has sold 391,447 copies there as of April 2016.  In May 2013, the group released their debut album in the United States, where it debuted at number four, becoming the highest debut from a British girl group in the US, beating a record previously held by the Spice Girls, who debuted at number six with their debut album "Spice" in 1996.  "DNA" spawned three more singles; the top three hit and title track "DNA" and the top 20 singles "Change Your Life" and "How Ya Doin'? ". "Change Your Life" is a song recorded by British girl group Little Mix for their debut studio album, "DNA" (2012).  It was written by Richard "Biff" Stannard, Tim Powell, Ash Howes and Little Mix, while its production was handled by Stannard and Powell.  "Change Your Life" was written while the group were on "The X Factor" Tour and it was the first song composed for the album.  It was written based on the group's experience on "The X Factor" and their fans.  Syco serviced the song, the third single from "DNA", to radio stations in the United Kingdom on 5 January 2013.  It was released for digital download on 15 February 2013.  The song has themes of girl power, perseverance and self-empowerment. "Move" is a song by British girl group Little Mix.  It was released as the lead single from their second studio album, "Salute" (2013).  It was co-written by the group with Maegan Cottone and Nathan Duvall, and produced by the latter.  An R&B song, that moves away from Little Mix's previous melody-led ventures, featuring more quirky sounds with bass synth.  The girl band stated that the song is about when a boy on the dance floor is "acting too cool for school" and they would like him to move.  The single was made available for pre-ordering on iTunes on the same day as its radio impact without the official single artwork. DNA is the debut studio album by British girl group Little Mix.  It was released on 19 November 2012 in the United Kingdom via Syco Music.  The group began work recording the album in December 2011 and concluded in September 2012.  Throughout the recording process, Little Mix worked with several producers, including TMS, Future Cut, Steve Mac, Jarrad Rogers, Richard "Biff" Stannard, Ash Howes, Jon Levine, Xenomania, Fred Ball and Pegasus.  The album was co-written by Little Mix and they stated that they were involved in the development of the album as much as possible.  Sonically, the album is primarily a mixture of pop and R&B records, with influences from dance-pop, pop rock and hip hop found on specific songs as well.  The album's lyrical content explores empowerment, relationships and heartbreak.  Songs on the album were also co-written by members of other girl groups, including Nicola Roberts of Girls Aloud, Shaznay Lewis of All Saints and T-Boz of TLC. Nicola Maria Roberts (born 5 October 1985) is an English recording artist, fashion designer, and songwriter.  After auditioning and successfully completing the reality television series and competition "Popstars The Rivals", Roberts became part of girl-group Girls Aloud.  Their debut single "Sound of the Underground" topped the UK Singles chart.  This success helped them win the competition and they were later entered in "Guinness World Records" as the most successful reality television music-group.  The group enjoyed 20 consecutive top ten singles, spawning five albums and positive critical responses.  During her time with Girls Aloud, Roberts received negative press attention for her pale skin tone and ginger hair which left her depressed with her fame. The DNA Tour is the first headlining concert tour by British girl group Little Mix.  The tour consisted of dates in England, Scotland, Wales and Northern Ireland.  The setlist included songs from the band's debut studio album DNA, as well as covers and medleys.  The tour gained positive reviews from critics, with some saying "Little Mix may have been born out of a TV talent show but they are growing into a class act." "Black Magic" is a song by British girl group Little Mix.  It was written by Camille Purcell, Ed Drewett, Edvard Forre Erfjord, and Henrik Michelsen.  The Norwegian production duo Electric, who previously worked on the group's second studio album "Salute" (2013), produced the single with Matt Rad, who is additional producer.  It was released as the lead single from their third studio album, "Get Weird" on 21 May 2015.  "Black Magic" received critical acclaim from critics, who praised its upbeat and catchy sound and compared it to songs from their debut album, "DNA" (2012).
Answer: Nicola Roberts