Question: What is the name of the mother of British singer-songwriter whose second studio album, released in 2005 was called 'Sleeping in the Nothing' and who has been a judge on "Australia's Got Talent"?

Context paragraphs:
Ayo Technology: "Ayo Technology" is the fourth single from 50 Cent's third album, "Curtis".  The song, featuring Justin Timberlake and uncredited vocals from Timbaland, who also produced the song, is about a man who is tired of using technology, and peaked at number five on the "Billboard" Hot 100.  Internationally, the song peaked within the top ten of the charts in many countries, including Australia, Denmark and the United Kingdom.  The song has since been covered by Milow, a Belgian singer-songwriter whose version was successful in a number of countries, including Belgium, Spain, Germany, Italy, and the Netherlands.  The song was also covered by Skyla, a British singer-songwriter whose version was popular in the dance genre and Katerine Avgoustakis, another Belgian singer, whose version was very successful in Poland.

One Voice (Andrew Johnston album): One Voice is the debut album by British boy soprano Andrew Johnston, who rose to fame in 2008 after his appearance on the second series of "Britain's Got Talent".  The album was released on 29 September 2008 by Syco Music, "Britain's Got Talent" judge Simon Cowell's record label.  Recorded in London, the album features both classical and popular songs, some of which had been previously performed by Johnston, including a duet with Faryl Smith.  Johnston made a number of media appearances to publicise the album's launch, and appeared in his hometown of Carlisle on the day of the release, where the album sold out.  Upon release, "One Voice" debuted at number five in the British album charts, finishing the week at number four.  It also charted in Ireland, reaching number six.  Critics responded positively to the album, favourably comparing Johnston to Aled Jones, and "One Voice" was rated gold in the UK.

Kukere: "Kukere" (Efik: "Don't Worry") is a song by Nigerian singer Iyanya.  It was released as the lead single from his second studio album, "Desire" (2013).  Upon its release, the song peaked at number 1 on Top FM's May Chart, Soundcity's Viewers Choice, Rhythm FM, and The Beat 99.9 FM's Blackberry Top Ten Countdown.  In addition, it peaked at number 2 on Radio Port Harcourt.  CEO Dancers performed the song during their performance on "Britain's Got Talent".  To further promote his second studio album in London, Cokobar and Iyanya held the "Kukere Queen Competition".  Participants of the competition were asked to upload a dance video of themselves and state three reasons why they deserve to win.

Michael Fall: Michael Fall, (born, Lokeren, June 9, 1980) is a Belgian DJ, producer, and remixer from Moerbeke-Waas, Belgium.  Michael Fall is currently signed on different record labels worldwide.  In the past he signed deals with major labels such as Universal Music Group, CNR Records in Belgium & ZYX Music records in Germany.  He released many songs that have charted in Belgian and foreign charts.  He ended his publishing contract with BMC Universal in November 2012 and signed a new publishing contract in November 2012 at the Dutch independent music publisher Strengholt Music Group.  In 2013 he released his debut album called 'Turn on your radio' and was listed in the official Belgium album charts.  Michael is owner of MFrecords based in Belgium and he owns a record store in Zelzate.  In 2014 he received a golden award for his debut album.  On 31 July 2015 he released his second album called 'Ain't nothing but a party'.

Kelly Osbourne: Kelly Lee Osbourne (born 27 October 1984) is a British singer-songwriter, actress, television presenter and fashion designer.  The daughter of Ozzy and Sharon Osbourne, she is known for her appearances on "The Osbournes" with her family, for which they won a 2002 Emmy Award for Outstanding Reality Program, as well as on E!'s "Fashion Police", where she was a presenter from 2010 to 2015.  She has also appeared on "Dancing with the Stars", in which she and her professional dance partner Louis van Amstel took third place.  She is the voice of Hildy Gloom in the Disney XD animated series "The 7D".  She is also a judge on both "Australia's Got Talent" and "Project Runway Junior".

Turn Me On (David Guetta song): "Turn Me On" is a song by French disc jockey David Guetta from his fifth studio album "Nothing but the Beat".  Vocals are provided by Trinidadian rapper Nicki Minaj, whose second studio album "" features the song as a bonus song on its deluxe version.  It was written by Ester Dean, David Guetta and Giorgio Tuinfort, with a rap written by Minaj, and is lyrically about addiction.

Sleeping in the Nothing: Sleeping in the Nothing is the second studio album by Kelly Osbourne and was release in 2005.  Unlike the pop punk sound of her first album, "Sleeping in the Nothing" features Osbourne singing to '80s-inspired electro beats.  For the role of producer, Osbourne worked with Linda Perry, widely known for working with artists such as Christina Aguilera, Pink, Courtney Love and Gwen Stefani.

Andrew Johnston (singer): Andrew Johnston (born 23 September 1994) is a British singer who rose to fame when he appeared as a boy soprano on the second series of the UK television talent show "Britain's Got Talent" in 2008.  Although he did not win the competition, he received a contract to record with Syco Music, a label owned by the "Britain's Got Talent" judge Simon Cowell.  Johnston's debut album, "One Voice", was released in September of the same year, and reached number four on the UK Albums Chart.  Although Johnston originally performed as a treble, his voice has since matured to baritone, and he is now a member of the National Youth Choir.

Jack Vidgen: Jack Vidgen (born 17 January 1997) is an Australian singer, best known for winning the fifth season of "Australia's Got Talent".  He subsequently signed a recording contract with Sony Music Australia.  His debut single, "Yes I Am", was released for digital download on 3 August 2011.  Vidgen's debut studio album, also titled "Yes I Am", was released on 19 August 2011.  The album debuted at number three on the ARIA Albums Chart and was certified gold by the ARIA.  His second studio album, "Inspire", was released on 27 April 2012, but was less successful than its predecessor, only reaching number 23 on the ARIA Albums Chart.

Can't Pretend: "Can't Pretend" is the first single released by British singer-songwriter Tom Odell, from his debut studio album, "Long Way Down" (2013).  The song was released in the United Kingdom as a digital download on 6 March 2013 and peaked at number 67 on the UK Singles Chart.  It was used in the trailer "Desert" of the second season of "The Newsroom", as well as "The Blacklist" episode "Milton Bobbit", "Crisis" épisode "Found" and "The 100" episode "Earth Skills".  Used on America's Got Talent

Supporting paragraphs: Sleeping in the Nothing Kelly Osbourne
Answer: Sharon Osbourne