Question: Which former "The X Factor" contestant was also a judge on Top Dog Model?
Context: The X Factor is an Australian television reality music competition, based on the original UK series, to find new singing talent.  The first season of the show premiered on Network Ten on 6 February 2005.  Ten dropped "The X Factor" after the first season due to poor ratings.  In 2010, the Seven Network won the rights to the show, and a second season went into production.  "The X Factor" was renewed after the highly successful "Australian Idol" was no longer broadcast on Network Ten.  "The X Factor" was produced by FremantleMedia Australia, and was broadcast on the Seven Network in Australia and on TV3 in New Zealand.  The program was cancelled after its eighth season in 2016. The eighth UK series of "The X Factor" was broadcast on ITV from 20 August 2011, with the live shows starting on 8 October 2011.  Girl group Little Mix were the winners, and the runner-up was Marcus Collins.  After "The X Factor", several of the contestants went on to release singles, including Little Mix, Collins, Amelia Lily, Misha B, Frankie Cocozza, The Risk and 2 Shoes.  On 25 July 2013, three contestants from series 8 - Little Mix, Amelia Lily and Misha B - were included in the (three-minute 41-second) X Factor Ultimate Mash-Up, a video trailer for series 10, a selection of 13 tracks and artists chosen to represent a decade of 'The X Factor' artists impact on the UK national chart. X Factor Around the World is the 24th anniversary television special of RCTI, joining four continents' biggest versions of "The X Factor" reality singing competition—"X Factor Indonesia" (Asia), "The X Factor USA" (America), "The X Factor UK" (Europe) and "The X Factor Australia" (Australia).  The show was originally aired on 24 August 2013 in Indonesia and featured performances by six winners and runners-up: Melanie Amaro, Samantha Jade, The Collective, Jahmene Douglas, Fatin Shidqia, Novita Dewi. Top Dog Model was a British reality dog competition show that aired on ITV2 from 5 September to 10 October 2012.  The judging panel consists of head judge Stacey Solomon, Lilah Parsons and Addison Witt. " Britain's Got Talent" winners Ashleigh and Pudsey feature in various episodes, demonstrating tasks and offering advice to the contestants. The X Factor is a British television music competition to find new singing talent.  The eleventh series began airing on ITV on 30 August 2014 and finished on 14 December 2014.  Dermot O'Leary presented his eighth series of the main show on ITV and Sarah-Jane Crawford presented spin-off show "The Xtra Factor" on ITV2, replacing Caroline Flack and Matt Richardson.  Louis Walsh was the only judge from series 10 to return and was joined by former judges Simon Cowell, and Cheryl Fernandez-Versini, and new judge Mel B.  Sharon Osbourne, Gary Barlow and Nicole Scherzinger left after series 10.  Former judge Tulisa returned as a guest judge for the final on 13 December due to Mel B being ill.  The series also saw the lower age limit decreased from 16 to 14, as it was in series 4 and 5.  This was Walsh's final series as a judge before returning in series 13.  It was also the only series in which Mel B was a main judge.  It was O'Leary's final series as presenter on the main show, as he announced on 27 March 2015 that he was leaving to pursue other projects, before returning in series 13.  On 11 May, Crawford also confirmed via Twitter that she would leave her position as "The Xtra Factor" presenter. Stacey Chanelle Charlene Solomon (born 4 October 1989) is an English singer and television personality.  She rose to fame on the sixth series of "The X Factor", coming third overall on the show.  She gained a number one single on both the UK Singles Chart and the Irish Singles Chart when her fellow "The X Factor" finalists released a cover of "You Are Not Alone". Annastasia Anneve Baker (born 16 November 1988) is a British Gospel singer, and song writer, Annastasia first caught the public eye as a contestant who progressed into the top six female singers in the judges round of the 2008 edition of The X Factor (UK series 5).  Undeterred by not getting past this stage, Annastasia subsequently auditioned for the X Factor 2010 series, The X Factor (UK series 7) and once again made it to the judges round. The discography of South Korean-born Australian recording artist Dami Im consists of three studio albums, two extended plays, ten singles, two album appearances, and four music videos. Im began her music career as a gospel singer in Korea and independently released her debut studio album, "Dream", in 2010.  She was the winner on the fifth season of "The X Factor Australia" in 2013, and subsequently received a contract with Sony Music Australia.  Im released her self-titled second studio album in November 2013, which features selected songs she performed as part of the top twelve on "The X Factor".  The album debuted at number one on the ARIA Albums Chart and was certified platinum by the Australian Recording Industry Association (ARIA), denoting shipments of 70,000 copies.  Additionally, the album also included Im's debut single "Alive", which topped the ARIA Singles Chart and was certified platinum.  She became the first "X Factor Australia" contestant to follow up a number one single with a number one album on the ARIA Charts. X Factor Albania is the Albanian version of "The X Factor", adapted from the original UK series to find new singing talent.  The first season started in January 8, 2012, and it is broadcast by TV Klan.  The judges are: Albanian singer from Macedonia Altuna Sejdiu, Albanian singer Soni Malaj, Albanian superstar Alban Skënderaj, and the famous composer Pandi Laço.  The show is hosted by Alketa Vejsiu.  She applied to acquire the rights of the show along with Top Channel and TV Klan.  Syco TV gave the rights to her, then she sold parts of the rights to TV Klan.  After losing the rights of "The X Factor", Top Channel acquired the rights of the talent show, "The Voice". Top Dog (birth name Dashawn Jamal Yates) is an American rapper, member of the Hip Hop supergroup Boot Camp Clik, and the trio O.G.C..  Top Dog (also known as Big Kahuna and D.O.) debuted on Smif-N-Wessun's "Dah Shinin'" in 1995, appearing on the single ""Sound Bwoy Bureill"" and the track ""Cession at da Doghillee"".  Top Dog became a member of The Fab 5 in 1995, releasing the hit single ""Blah" b/w "Leflaur Leflah Eshkoshka"".  He and O.G.C. dropped their debut album "Da Storm" in October 1996, featuring the rap hit ""No Fear"".  He recorded an album with the Boot Camp Clik in 1997, "For the People", and followed up with another O.G.C. album, "The M-Pire Shrikez Back", in 1999.  He returned with the Camp in 2002, releasing the album "The Chosen Few", and released another album with the Boot Camp, "The Last Stand", on July 18, 2006.  Top Dog is the younger brother of Smif-n-Wessun rapper and fellow Boot Camp member, Steele.
Answer: Stacey Solomon