Question: Which former "The X Factor" contestant was also a judge on Top Dog Model?

<P0-S0> Stacey Chanelle Charlene Solomon (born 4 October 1989) is an English singer and television personality. <P0-S1>  She rose to fame on the sixth series of "The X Factor", coming third overall on the show. <P0-S2>  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". <SEP> <P1-S0> Top Dog Model was a British reality dog competition show that aired on ITV2 from 5 September to 10 October 2012. <P1-S1>  The judging panel consists of head judge Stacey Solomon, Lilah Parsons and Addison Witt. " <P1-S2> Britain's Got Talent" winners Ashleigh and Pudsey feature in various episodes, demonstrating tasks and offering advice to the contestants. <SEP> <P2-S0> The X Factor is a British television music competition to find new singing talent. <P2-S1>  The eleventh series began airing on ITV on 30 August 2014 and finished on 14 December 2014. <P2-S2>  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. <P2-S3>  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. <P2-S4>  Sharon Osbourne, Gary Barlow and Nicole Scherzinger left after series 10. <P2-S5>  Former judge Tulisa returned as a guest judge for the final on 13 December due to Mel B being ill. <P2-S6>  The series also saw the lower age limit decreased from 16 to 14, as it was in series 4 and 5. <P2-S7>  This was Walsh's final series as a judge before returning in series 13. <P2-S8>  It was also the only series in which Mel B was a main judge. <P2-S9>  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. <P2-S10>  On 11 May, Crawford also confirmed via Twitter that she would leave her position as "The Xtra Factor" presenter. <SEP> <P3-S0> 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. <P3-S1>  She was the winner on the fifth season of "The X Factor Australia" in 2013, and subsequently received a contract with Sony Music Australia. <P3-S2>  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". <P3-S3>  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. <P3-S4>  Additionally, the album also included Im's debut single "Alive", which topped the ARIA Singles Chart and was certified platinum. <P3-S5>  She became the first "X Factor Australia" contestant to follow up a number one single with a number one album on the ARIA Charts.