Question: A sucessful auditionee for The Saturdays, whom also was in another girl band, appeared on what reality tv show?

full_context: Document 1: The Saturdays discography: English-Irish girl group The Saturdays have released five studio albums, one compilation album, two extended plays and eighteen singles. The Saturdays were formed in 2007, with a number of different auditions through their management: Frankie Sandford, Rochelle Wiseman, Una Healy, Mollie King and Vanessa White were the successful auditionees and were granted a place within the band.
Document 2: Six D: Six D were a British dance group and band who formed in early 2011 and split up in January 2012. The band was made up of six members, hence the name Six D, short for Six Dimensions. The members were Chantelle Bernard, Pierre Angus, Kieran Edmonds, Kimmy Campbell, Cassie Macmillan and Levon De Silva. They ranged in age from 16 (De Silva) to 24 (Edmonds). The band performed a school tour throughout the UK during 2010 and 2011 until the release of their first single "Best Damn Night" on 24 July 2011. They also toured with JLS and The Saturdays in 2011 and performed at T4 on the Beach 2011.
Document 3: Mollie King: Mollie Elizabeth King (born 4 June 1987) is an English singer-songwriter. She is best known for being a member of girl group The Saturdays. In the Saturdays, King has had thirteen top-ten and eight top-five singles, including the UK no.1 hit What About Us on the UK Singles Chart and five top-ten albums on the UK Albums Chart. Before The Saturdays, King was a member of another girl group, Fallen Angelz, with whom she appeared on "The X Factor". In 2015, King signed a solo deal with Island Records.
Document 4: E-girls discography: Japanese collective unit E-girls have released four studio albums, one greatest hits compilation album, three live DVDs, 39 music videos, and 18 singles. E-girls are a unit composed of three sub-groups: Dream, Happiness and Flower, and three original members. Additionally, the band also incorporates two other units; Rabbits and Bunnies, who are yet-to-debut groups and serve under the management LDH, managed by Exile Hiro. They debuted with their single "Celebration!", which generated moderate success in Japan. Follow-up releases managed to achieve more notability, but their single "Follow Me!", became their first single to gain a certification by the Recording Industry Association of Japan (RIAJ)—receiving a double platinum award.
Document 5: Frankie Bridge: Francesca "Frankie" Bridge (née Sandford, born 14 January 1989) is an English singer-songwriter, formerly a member of S Club 8 and a member of girl group The Saturdays, signed to the Fascination and Polydor labels. The group has released sixteen singles, of which thirteen have reached the Top 10 on the UK Singles Chart, including one UK number-one single, "What About Us". In addition, the group has had five Top 10 albums on the UK Albums Chart, which have all gained a certification from the British Phonographic Industry. Throughout Bridge's time in the music industry, she has achieved nineteen UK Top 10 Singles and six UK Top 10 Albums.
Document 6: Lorde discography: New Zealand singer and songwriter Lorde (Ella Yelich-O'Connor) has released two studio albums, three extended plays, eight singles and four music videos. At the age of 13, she was signed to Universal Music Group (UMG) and started to write music. In November 2012, when she was 16 years old, she self-released "The Love Club EP" via SoundCloud. The EP was released for sale by UMG in March 2013; a song from the EP, "Royals", became a hit in New Zealand in early 2013. Later that year, "Royals" topped numerous mainstream charts internationally, including the US "Billboard" Hot 100. With "Royals", Lorde became the first New Zealand solo artist to reach number one on the US Hot 100.
Document 7: Rochelle Humes: Rochelle Eulah Eileen Humes (née Wiseman; born 21 March 1989) is an English singer and television presenter, best known for her work in pop groups S Club 8 and The Saturdays. Humes has achieved six Top 10 hits with S Club 8 and thirteen Top 10 hits with girl group The Saturdays, including number-one hit "What About Us".
Document 8: Sugababes: The Sugababes are an English girl group formed in 1998 by Siobhán Donaghy, Mutya Buena and Keisha Buchanan. Their debut album, "One Touch", was released in the UK through London Records on 27 November 2000. The album achieved moderate success, peaking at number 26 in April 2001 and eventually being certified Gold. In 2001, Donaghy departed the group amid rumours of a rift with Buchanan and the group were dropped by their record label. With the introduction of Heidi Range, former member of fellow English girl group Atomic Kitten, the group began to experience a higher level of commercial success whilst keeping the critical acclaim they had achieved with their debut album. They released three studio albums before Buena announced her departure in December 2005, leading to Amelle Berrabah being brought in to replace her. Following the release of their first greatest hits album, the new line-up released two studio albums. In September 2009, after 11 years in the Sugababes, Buchanan, the final original member, was replaced by former UK Eurovision entry Jade Ewen. Range, Berrabah and Ewen released the group's seventh studio album, "Sweet 7", in 2010, after which they signed to RCA Records, before announcing an indefinite hiatus in 2011. In 2013, Ewen confessed that the Sugababes had split two years earlier. The original line-up of the band reformed in 2011, under the new name Mutya Keisha Siobhan.
Document 9: Spice Girls discography: English girl group Spice Girls has released three studio albums, one compilation album, 11 singles and 18 music videos. Formed in 1994, the group was made up of singers Victoria Beckham ("Posh Spice"), Geri Halliwell ("Ginger Spice"), Emma Bunton ("Baby Spice"), Melanie Brown ("Scary Spice") and Melanie Chisholm ("Sporty Spice").
Document 10: Vanessa White: Vanessa Karen White (born 30 October 1989) is an English singer-songwriter, dancer and actress. She rose to fame in 2008 as a member of British-Irish girl group The Saturdays, signed to Fascination and Polydor Records. The group have achieved substantial success with numerous top-ten hits as well as a number one single. She is the youngest member of the group.
Document 11: Melanie C: Melanie Jayne Chisholm (born 12 January 1974), better known as Melanie C or Mel C, is an English singer, songwriter, entrepreneur, actress and television personality. She is one of the five members of the Spice Girls, in which she was nicknamed Sporty Spice and with whom she sold over 85 million records worldwide. Melanie C began her solo career in late 1998 by singing with Canadian rock singer Bryan Adams on the song "When You're Gone". Her solo debut album "Northern Star" was released in 1999 and reached number four on the UK Albums Chart and was certified triple Platinum by the British Phonographic Industry (BPI). It produced four top fives and a top twenty single, two of which reached the number-one spot in the UK. Chisholm's second album, "Reason", was released in March 2003 and sold more than 500,000 copies. The album reached number five in the UK and produced one top ten, one top twenty and a double A sided top thirty single.
Document 12: The Saturdays: The Saturdays was a British-Irish girl group based in London, England. The group formed during the summer of 2007. The line up consisted of Frankie Bridge, Una Healy, Rochelle Humes, Mollie King and Vanessa White. They were formed through Fascination Records, who gave them an instant record deal with the label as well as a sub-division of Polydor Records. As soon as the contract was finalised The Saturdays went on tour with Girls Aloud during their Tangled Up Tour. The group's music style is pop, however throughout their career their management have experimented with dance-pop and electropop. To create this music, Ina Wroldsen, Steve Mac and Quiz & Larossi have been heavily involved.
Document 13: Back to You (Mollie King song): "Back to You" is a song by English recording artist Mollie King. The song was released as a digital download on 19 August 2016 by Island Records.
Document 14: S Club 8: S Club 8 (formerly S Club Juniors), were a spin off of the British pop group S Club 7. The group's members, Frankie Sandford, Jay Asforis, Daisy Evans, Calvin Goldspink, Stacey McClean, Aaron Renfree, Hannah Richings, and Rochelle Wiseman were all in their early teens or younger when they were chosen from thousands of hopefuls on the television series "S Club Search" in 2001.
Document 15: List of songs recorded by The Saturdays: This is a list of all the songs sung and performed by British-Irish pop girl-group The Saturdays.
ground_truth: "The X Factor"