Question: Who is a judge on The X Factor and is also married to Ozzy Osbourne?
Context: No More Tears is the sixth studio album by British heavy metal vocalist and songwriter Ozzy Osbourne.  Released on 17 September 1991, the album charted at number 17 on the UK Albums Chart and number seven on the US "Billboard" 200 albums chart.  "No More Tears" spawned four songs which reached the top ten of the US Hot Mainstream Rock Tracks chart, including the number-two "Mama, I'm Coming Home", and it contains the Grammy-winning track "I Don't Want to Change the World".  It is also one of Osbourne's two best-selling albums in North America, along with "Blizzard of Ozz", having been certified quadruple platinum by the RIAA and double platinum by CRIA.  It was the last Ozzy Osbourne album to feature drummer Randy Castillo and bassist Bob Daisley. Ozzfest is an annual festival tour of the United States and sometimes Europe (and for the first time Japan in 2013) featuring performances by many heavy metal and hard rock musical groups.  It was founded by Ozzy Osbourne and his wife Sharon Osbourne, both of whom also organise each yearly tour with their son Jack Osbourne.  The Ozzfest tour has featured bands of a variety of genres within heavy metal and hard rock, including alternative metal, thrash metal, industrial metal, metalcore, hardcore punk, deathcore, nu metal, death metal, post-hardcore, gothic metal and black metal.  Ozzy Osbourne and Black Sabbath have played the tour several times over the years. 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. Jack Joseph Osbourne (born 8 November 1985) is an English media personality with dual American and British citizenship.  As the son of heavy metal singer Ozzy Osbourne, he starred on MTV's reality series "The Osbournes" (2002–05), along with his father, mother Sharon, and sister Kelly.  Osbourne has since pursued a career as a fitness and travel reporter, presenting shows such as "" (2005–09) and BBC's "Saving Planet Earth" (2007).  He was diagnosed with relapsing remitting multiple sclerosis in 2012.  As of summer 2016, he and father Ozzy are travelling the world in the History Channel reality series "Ozzy & Jack's World Detour". 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. Trust Me, I'm Dr. Ozzy: Advice from Rock's Ultimate Survivor (shortened to Trust Me, I'm Dr. Ozzy) is a book by Ozzy Osbourne, vocalist of Black Sabbath and solo singer.  It is the sequel to his 2010 release "I Am Ozzy".  The book chronicles his drug abuse and survival stories about 40 years of Ozzy's drug and alcohol abuse.  It also features Osbourne's health advice.  The book was co-written by Chris Ayres, because of Osbourne's dyslexia. The X Factor is a British television music competition to find new singing talent.  The fifth series was broadcast on ITV from 16 August 2008 until 13 December 2008.  Dermot O'Leary returned to present the main show on ITV, while Fearne Cotton was replaced by Holly Willoughby as presenter of spin-off show "The Xtra Factor" on ITV2.  Simon Cowell, Louis Walsh and Dannii Minogue returned to the judging panel.  Sharon Osbourne left after four series and was replaced by Cheryl Cole.  The series was won by Alexandra Burke, with Cole emerging as the winning mentor.  Auditions in front of producers were held in April/May, with callbacks in front of the judges in June.  The number of applicants for series 5 reached an all-time high with a reported 182,000 people auditioning.  A number of well-established music acts from around the world, such as Beyoncé, Mariah Carey, Britney Spears, Girls Aloud, Take That, Il Divo, and series 3 winner Leona Lewis, performed during the live stages of the show. Sharon Rachel Osbourne ( Levy; born 9 October 1952) is an English television host, media personality, television talent competition judge, author, music manager, modern impresario, businesswoman, and promoter, and the wife of heavy metal singer-songwriter Ozzy Osbourne.  She first came into public prominence after appearing in "The Osbournes", a reality television show that followed her family's daily life.  Osbourne later became a talent show judge on shows such as the British and original version of "The X Factor", from 2004 to 2007, 2013, and 2016 onwards.  She also was a judge on "America's Got Talent" from 2007 until 2012. "Over the Mountain" is the opening track of heavy metal musician Ozzy Osbourne's album "Diary of a Madman".  The song debuted at number 42 on the "Billboard" Top Tracks chart and reached as high as 38.  The song was written by Osbourne, Bob Daisley, Lee Kerslake and Randy Rhoads.  The song was later included on the Ozzy Osbourne compilation albums, "The Ozzman Cometh" on 11 November 1997, "The Essential Ozzy Osbourne" on 11 February 2003 and "Prince of Darkness" on 22 March 2005.  Fozzy did a cover of the song with Butch Walker on vocals and guitar. 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.
Answer: Sharon Osbourne