title: Serri (singer)
Danny Koker
David Cassidy
Grace Bumbry
Shirley Bassey (album)
Danny Shirley
Shirley Carter
Deliverance (rock band)
Confederate Railroad
Edgar Vincent
sentences: Park Mi-yeon (born September 16, 1990), better known by the stage name Serri, is a South Korean singer, songwriter and actress.
 She is best known as a member and leader of the South Korean girl group Dal Shabet.
"Danny Koker" (Daniel Nicholas Koker I) was an American baritone vocalist and pianist who played with the Cathedral Quartet.
 He was born on December 17, 1933.
 His parents, Mary and Stanko Koker of Yugoslavia.
 He was a musician, singer, composer, conductor and arranger in many quartets and bands such as: Foggy River Boys, Weatherford Quartet, The Cathedral Quartet, The Rex Humbard Family Singers and The Koker Family Singers.
 In 1989, he started up KFBT TV33 in Las Vegas, later becoming the WB affiliate.
 Danny was a Green Beret with the 10th Special Forces Group stationed in Bad Tulz, Germany, a hockey player for the U.S. Army, a baseball player and an avid automotive enthusiast.
 Koker also owned a television station in Las Vegas.
David Bruce Cassidy (born April 12, 1950) is a retired American actor, singer, songwriter, and guitarist.
 He is known for his role as Keith Partridge, the son of Shirley Partridge (played by his stepmother Shirley Jones), in the 1970s musical-sitcom "The Partridge Family", which led to his becoming one of popular culture's teen idols and pop singers of the 1970s.
 He later had a career in both acting and music.
Grace Melzia Bumbry (born January 4, 1937), an American opera singer, is considered one of the leading mezzo-sopranos of her generation, as well as a major soprano for many years.
 She was a member of a pioneering generation of singers who followed Marian Anderson (including Leontyne Price, Martina Arroyo, Shirley Verrett and Reri Grist) in the world of classical music and paved the way for future African-American opera and classical singers.
 Bumbry's voice was rich and sizable, possessing a wide range, and was capable of producing a very distinctive plangent tone.
Shirley Bassey is a 1961 album by Shirley Bassey, her fifth studio album and her third with EMI/Columbia.
 Bassey was accompanied by Geoff Love and his orchestra and The Williams Singers (The Rita Williams Singers).
 The album spent eleven weeks on the charts, beginning in February 1962, and peaking at #14.
 This album was issued in mono and stereo.
 The stereo version of this album was released on CD in 1997 by EMI.
Danny Shirley (born August 12, 1956) is an American country music singer.
 He is best known as the lead singer of the country rock band Confederate Railroad, a role he has held since its formation in 1987.
Shirley Carter is a fictional character from the BBC soap opera "EastEnders", played by Linda Henry.
 She first appeared on 5 December 2006.
 This is Henry's second role in "EastEnders", as she previously played prostitute Lorraine Salter (1991–1992).
 Henry took a break from the show in September 2012, departing alongside on-screen daughter, Carly.
 She returned on 3 December 2012.
 Shirley is one of to appear in the internet spin-off series "".
 Some of her storylines have included trying and failing to rebuild relationships with her children Carly (Kellie Shirley) and Deano (Matt Di Angelo), a friendship with Heather Trott (Cheryl Fergison), a volatile relationship with Phil Mitchell (Steve McFadden), the introduction of her son Mick (Danny Dyer), who at first was believed to be her brother, and his family, an affair with Phil, despite his being in a relationship with Sharon Rickman (Letitia Dean) and accidentally shooting Phil.
 Former "EastEnders" executive producer Dominic Treadwell-Collins has described her as a "new icon" of the show.
Deliverance was a German-Canadian Christian pop and rock music band that was active in the 1970s until 1981.
 Danny Janz, Ken Janz, and Paul Janz formed Deliverance in Lörrach, Germany though the three were from Calgary, Alberta, Canada.
 All three were raised in Basel, Switzerland and attended Black Forest Academy.
 Danny and Paul Janz had already performed together as "Danny and Paul" but joined with Ken in 1974 to form Deliverance – combining the "Janz Team Singers" with "Danny, Paul & Wayne" and created a dynamic new band.
 Guy Roellinger and Dave McSparran also joined the band during its history.
 The band released four albums before Paul Janz embarked on a solo career.
Confederate Railroad is an American country rock–Southern rock band founded in 1987 in Marietta, Georgia, by Danny Shirley (lead vocals, rhythm guitar), Michael Lamb (lead guitar), Mark Dufresne (drums), Chris McDaniel (keyboards), Warren "Gates" Nichols (steel guitar) and Wayne Secrest (bass guitar).
 After serving as a backing band for outlaw country acts David Allan Coe and Johnny Paycheck, the band signed to a recording contract with Atlantic Records, releasing their self-titled debut album that year.
 In the 1990s, they released four more albums for Atlantic.
Edgar Vincent (13 March 1918, Hamburg — 26 June 2008, New York City) was an American publicist and actor of German birth.
 He began his career appearing in small roles in Hollywood films during the 1940s but his German accent prevented him from moving further with his career.
 In 1949 he joined a New York publishing firm with his first client being the opera singer Ezio Pinza.
 He went on to specialize in being a publicist for opera singers, helping shape and forward the careers of major stars like Lily Pons, Anna Moffo, Eleanor Steber, Jussi Björling, George London, Leonard Warren, Mirella Freni, Shirley Verrett, Cecilia Bartoli, Dolora Zajick, Dorothy Kirsten, Eileen Farrell, Birgit Nilsson, Rise Stevens and Salvatore Licitra.
 He had a particularly close friendship and relationship with the late Beverly Sills and was also a close friend and adviser to Plácido Domingo in addition to being his publicist.
 Vincent also worked for Mikhail Baryshnikov and a handful of musicians other than opera singers, including conductors Erich Leinsdorf, Leopold Stokowski and Georg Solti; the cellist Mstislav Rostropovich; and the violinist Isaac Stern.
 He also worked frequently with his colleague, fellow publicist Margaret Carson.

Question: Question: Are Danny Shirley and Serri both singers? 

 Your answer will be verified with exact match score. To ensure correct verification, only provide the answer within the <answer> </answer> tags. Do not put any sentences or reasoning process within the <answer> </answer> tags. 

Supporting Information: Paragraph 0 

 Park Mi-yeon (born September 16, 1990), better known by the stage name Serri, is a South Korean singer, songwriter and actress.
 She is best known as a member and leader of the South Korean girl group Dal Shabet. 

--------------------------------

Paragraph 1 

 "Danny Koker" (Daniel Nicholas Koker I) was an American baritone vocalist and pianist who played with the Cathedral Quartet.
 He was born on December 17, 1933.
 His parents, Mary and Stanko Koker of Yugoslavia.
 He was a musician, singer, composer, conductor and arranger in many quartets and bands such as: Foggy River Boys, Weatherford Quartet, The Cathedral Quartet, The Rex Humbard Family Singers and The Koker Family Singers.
 In 1989, he started up KFBT TV33 in Las Vegas, later becoming the WB affiliate.
 Danny was a Green Beret with the 10th Special Forces Group stationed in Bad Tulz, Germany, a hockey player for the U.S. Army, a baseball player and an avid automotive enthusiast.
 Koker also owned a television station in Las Vegas. 

--------------------------------

Paragraph 2 

 David Bruce Cassidy (born April 12, 1950) is a retired American actor, singer, songwriter, and guitarist.
 He is known for his role as Keith Partridge, the son of Shirley Partridge (played by his stepmother Shirley Jones), in the 1970s musical-sitcom "The Partridge Family", which led to his becoming one of popular culture's teen idols and pop singers of the 1970s.
 He later had a career in both acting and music. 

--------------------------------

Paragraph 3 

 Grace Melzia Bumbry (born January 4, 1937), an American opera singer, is considered one of the leading mezzo-sopranos of her generation, as well as a major soprano for many years.
 She was a member of a pioneering generation of singers who followed Marian Anderson (including Leontyne Price, Martina Arroyo, Shirley Verrett and Reri Grist) in the world of classical music and paved the way for future African-American opera and classical singers.
 Bumbry's voice was rich and sizable, possessing a wide range, and was capable of producing a very distinctive plangent tone. 

--------------------------------

Paragraph 4 

 Danny Shirley (born August 12, 1956) is an American country music singer.
 He is best known as the lead singer of the country rock band Confederate Railroad, a role he has held since its formation in 1987. 

--------------------------------

Paragraph 5 

 Deliverance was a German-Canadian Christian pop and rock music band that was active in the 1970s until 1981.
 Danny Janz, Ken Janz, and Paul Janz formed Deliverance in Lörrach, Germany though the three were from Calgary, Alberta, Canada.
 All three were raised in Basel, Switzerland and attended Black Forest Academy.
 Danny and Paul Janz had already performed together as "Danny and Paul" but joined with Ken in 1974 to form Deliverance – combining the "Janz Team Singers" with "Danny, Paul & Wayne" and created a dynamic new band.
 Guy Roellinger and Dave McSparran also joined the band during its history.
 The band released four albums before Paul Janz embarked on a solo career. 

--------------------------------

Paragraph 6 

 Confederate Railroad is an American country rock–Southern rock band founded in 1987 in Marietta, Georgia, by Danny Shirley (lead vocals, rhythm guitar), Michael Lamb (lead guitar), Mark Dufresne (drums), Chris McDaniel (keyboards), Warren "Gates" Nichols (steel guitar) and Wayne Secrest (bass guitar).
 After serving as a backing band for outlaw country acts David Allan Coe and Johnny Paycheck, the band signed to a recording contract with Atlantic Records, releasing their self-titled debut album that year.
 In the 1990s, they released four more albums for Atlantic. 

--------------------------------

Paragraph 7 

 Edgar Vincent (13 March 1918, Hamburg — 26 June 2008, New York City) was an American publicist and actor of German birth.
 He began his career appearing in small roles in Hollywood films during the 1940s but his German accent prevented him from moving further with his career.
 In 1949 he joined a New York publishing firm with his first client being the opera singer Ezio Pinza.
 He went on to specialize in being a publicist for opera singers, helping shape and forward the careers of major stars like Lily Pons, Anna Moffo, Eleanor Steber, Jussi Björling, George London, Leonard Warren, Mirella Freni, Shirley Verrett, Cecilia Bartoli, Dolora Zajick, Dorothy Kirsten, Eileen Farrell, Birgit Nilsson, Rise Stevens and Salvatore Licitra.
 He had a particularly close friendship and relationship with the late Beverly Sills and was also a close friend and adviser to Plácido Domingo in addition to being his publicist.
 Vincent also worked for Mikhail Baryshnikov and a handful of musicians other than opera singers, including conductors Erich Leinsdorf, Leopold Stokowski and Georg Solti; the cellist Mstislav Rostropovich; and the violinist Isaac Stern.
 He also worked frequently with his colleague, fellow publicist Margaret Carson. 

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Answer: yes