Question: Bunty Bailey started her career in what British dance troupe who backed Sarah Brightman on her single, "I Lost My Heart to a Starship Trooper"?

Context paragraphs:
The Symphony World Tour: The Symphony World Tour was a concert tour by English soprano singer Sarah Brightman that started on 4 November 2008 in the city of Monterrey, Mexico and concluded on 5 April 2009 in Taipei, Taiwan.  There were special guests that joined Brightman in the concerts: Argentinean countertenor Fernando Lima and tenors Alessandro Safina and Mario Frangoulis.  The tour concept was a journey through the musical career that Sarah Brightman has had so far -3 decades- and includes several high-tech virtual scenery that takes the audience from an enchanted forest, baroque lamps to an atmosphere of fairytales.  Much anticipation surrounded "The Symphony World Tour" especially since the production cost was reportedly more than $2 million and involved more than 100 tons of equipment.

UST Yellow Jackets: The UST Yellow Jackets (or "UST YJ" or simply ""YJ"") is the official pep squad and drumline of the University of Santo Tomas.  It works together with the UST Salinggawi Dance Troupe, the official dance troupe of the university.  It is the official cheerdance team ("together with the UST Salinggawi Dance Troupe") of the University of Santo Tomas in the UAAP Cheerdance Competition.  The UST Yellow Jackets also perform for halftime during the games of the UST Growling Tigers, the university's Men's Basketball team in the University Athletic Association of the Philippines.

I Lost My Heart to a Starship Trooper: "I Lost My Heart to a Starship Trooper", sometimes cited as "(I Lost My Heart to A) Starship Trooper", is a 1978 single written by Jeff Calvert and Geraint Hughes of Typically Tropical and performed by Sarah Brightman and Hot Gossip.  It is notable as the debut of the then 18-year-old Brightman as a singer, and reached number six in the UK Singles Chart.

UST Salinggawi Dance Troupe: The UST Salinggawi Dance Troupe (or simply "Salinggawi" or "SDT"), is the University-wide organization for dance and the official dance troupe of the University of Santo Tomas (UST).  The group is known for its versatility covering wide array of genre from performing arts to cheerleading, from contemporary to breakdancing.  The Salinggawi Dance Troupe is also the official cheerdance team along with the official pep squad and drumline - the UST Yellow Jackets of the University of Santo Tomas.  The group also performs for the halftime during the games of the UST Growling Tigers, the university's Men's Basketball team in the University Athletic Association of the Philippines.  The group is also the official team of the University to Skecher's Streetdance Competition.

Bunty Bailey: Therese "Bunty" Bailey (born 23 May 1964) is an English model, dancer and actress.  Bunty started her career as a dancer in the dance group "Hot Gossip" in the early 1980s.  She became known as the girl in the music videos of A-ha's singles "Take on Me" and "The Sun Always Shines on T.V." made in 1985; she met Morten Harket (the lead-singer and voice of a-ha) on the set and became his girlfriend.

Jiang Dawei: Jiang Dawei (born January 22, 1947) is a Chinese folk singer, best known for a number of hit songs such as the theme song for the 1986 TV series "Journey to the West".  In 1968, he joined the Forest Trooper Art Troupe and began his singing career.  In 1975 he joined the Beijing Central National Song and Dance Ensemble as a solo singer.  He later became chairman of Central National Song and Dance Troupe, and the chairman of China Light Music Troupe.

Hot Gossip: Hot Gossip (1974–1986) were a British dance troupe, who made television appearances and in 1978 backed Sarah Brightman on her single, "I Lost My Heart to a Starship Trooper".

Amalfi – Sarah Brightman Love Songs: Amalfi – Sarah Brightman Love Songs (2009) is a compilation album by English soprano Sarah Brightman; it was released in conjunction with the Japanese film "".  This movie features an appearance and performance by Brightman, and is a special production marking Fuji Television's 50th anniversary.  This is the first Japanese movie to be shot entirely on location in Italy.  With tracks selected by Brightman, the album contains new photos/artwork and was released on July 8, 2009 exclusively in Japan.  It was Japan's best-selling classical album of 2009 and won at the 24th Japan Gold Disc Awards for Best Classical Album of the Year.

A Timeless Evening with Sarah Brightman: A Timeless Evening With Sarah Brightman was the first concert tour by English soprano Sarah Brightman accompanied by the London Symphony Orchestra.  The repertoire performed by Brightman was a balanced combination between well-known Classical and Broadway pieces by composers such as Puccini, Gershwin, Delibes, Bernstein and Andrew Lloyd Webber.  Lloyd Webber joined Brightman on stage to perform together the song "Whistle Down the Wind".  Italian tenor Andrea Bocelli sang "Time to Say Goodbye" in a duet with Brightman.

Dolls (1987 film): Dolls is a 1987 Italian-American horror film directed by Stuart Gordon, produced by Charles Band and Brian Yuzna and was written by Ed Naha.  It stars Stephen Lee, Guy Rolfe, Hilary Mason, Ian Patrick Williams and Bunty Bailey.  In the film, during a harsh thunderstorm, a group of six people arrives at the mansion of an old puppetmaker and his wife.  The film eventually reveals that the puppetmaker's puppets in the house are actually cursed immoral people who had been killed and imprisoned in puppet bodies for years in order to pay for their crimes.

Supporting paragraphs: Bunty Bailey Hot Gossip
Answer: Hot Gossip