Question: When was the English pop singer who performed "When There's No You" born? 

Context articles: Kevin Simm
Limahl
Life in Mono (album)
Michelle Heaton
Hatty Keane
Hong Kong English pop
Live at Knebworth
Engelbert Humperdinck (singer)
Kelli Young
When There's No You

Kevin Ian Simm (born 5 September 1980, Chorley, Lancashire, England) is an English pop singer.
 He won "The Voice UK" on 9 April 2016.
 Before appearing on "The Voice", Simm was a member of pop group Liberty X.
Christopher Hamill (born 19 December 1958), better known by his stage name Limahl (an anagram of Hamill), is an English pop singer.
 He rose to fame as the lead singer of the 1980s pop group Kajagoogoo, before embarking on a briefly successful solo career, which reached its peak with the 1984 hit "The NeverEnding Story", the theme song for the film of the same name.
Life in Mono is the third studio album by English pop singer Emma Bunton.
 The album was originally set for a November 2006 release in the UK, however it was later pushed back to 4 December 2006.
 Much like her previous album, "Free Me", the album experiments with elements of 1960s pop music.
 For this particular album the musical arrangement was more directed towards 1960s French pop music, with some elements of British 1960s pop and Motown.
Michelle Christine Heaton (born 19 July 1979) is an English pop singer, actress, television personality and personal trainer.
 Heaton was a member of the pop group Liberty X from 2001 until they announced their split in 2007: they reformed one year later for a small gig.
 In October 2012 it was confirmed the group would reform for a one-off appearance at the Hammersmith Apollo and feature in the ITV2 series "The Big Reunion" with other pop groups Atomic Kitten, B*Witched, Five, 911 and Honeyz.
Hatty Keane (born 1 December 1994 in Salford, Greater Manchester) is an English pop singer.
 In January 2011 she signed to BGM Entertainment.
 In June 2011 she performed alongside Tinchy Stryder at Live Fest at the O2 in London, and in November 2011 performed at the O2 as support for Ed Sheeran and Wretch 32.
 She has released a number of singles and an album "Pick 'n' Mix".
 In December 2013 Keane supported JLS on their 'Farewell' tour spanning arenas across the UK.
 Hatty's vocals featured on the 2016 Boohoo Christmas commercial.
Hong Kong English pop (Chinese: 英文歌) are English language songs that are made, performed and popularised in Hong Kong.
 Known as simply English pop by Hong Kong people.
 The height of the English pop era in Hong Kong was from the 1950s to mid 1970s.
Live at Knebworth, also known as Live Summer 2003 with different cover text, is a live album by English pop singer Robbie Williams, recorded and released in 2003.
 The album is his first live album, and is a compilation of songs performed during three consecutive shows at Knebworth, England on 1–3 August 2003.
Engelbert Humperdinck (born Arnold George Dorsey; 2 May 1936) is an English pop singer.
 Humperdinck has been described as "one of the finest middle-of-the-road balladeers around."
 His singles "Release Me" and "The Last Waltz" both topped the UK music charts in 1967, and sold more than a million copies each.
 In North America, he also had chart successes with "After the Lovin'" (1976) and "This Moment in Time" (1979).
 He has sold more than 150 million records worldwide.
Kelli Young (born 7 April 1982) is an English pop singer.
 She was a member and lead singer of British pop group Liberty X from 2001 until they split in 2007 and again in 2012 when they reformed for a one off reunion for an ITV2 series and performance at the Hammersmith Apollo.
"When There's No You" is a song written by Les Reed and Jackie Rae and performed by Englebert Humperdinck.
 The melody was adapted from the music of Leoncavallo's opera, "I Pagliacci".
 The single was Humperdinck's second of four number ones on the Easy Listening chart in the US, reaching number one in April 1971.
 On the "Billboard" Hot 100, "When There's No You" peaked at number forty-five.