Annette Humpe (born October 28, 1950 in Hagen, North Rhine-Westphalia) is a German songwriter, pop singer and record producer.
 Her band Ideal was one of the most important and seminal representatives of the Neue Deutsche Welle.
 In 2004, she returned as a singer with the project Ich + Ich after a longer break.
Dieter Günther Bohlen (born 7 February 1954) is a german songwriter, singer, musician, producer, entertainer, and TV personality.
 Bohlen is best known for being part of popular pop-duo Modern Talking during 1983–1987 and 1998–2003.
Kevin Werdelman, also known by his stage name Slowtide, is a German songwriter and musician.
AM is an American songwriter, musician, composer and producer born in Tulsa, Oklahoma, raised in New Orleans, and currently residing in the Los Angeles Echo Park neighborhood in California.
 AM or A.M. refers to his band and is also the moniker for this artist.
 Known for his seamless fusing of pop, soul, funk and world music, recording artist AM has released several critically acclaimed albums and toured the world.
 His newest collaboration with London artist/producer Shawn Lee, has been described by "Rolling Stone" as "hypnotic" and by Daytrotter as “intricate, groove-filled dreamscapes that are every bit organic and every bit mad genius."
Zak Waters is an American musician, singer, songwriter, disc jockey, and record producer born and raised in Los Angeles, California, currently recording music under the alias Pretty Sister.
 Waters founded the Universal Records pop rock group Blueskyreality in 2008.
 He became a solo artist thereafter, releasing two EPs and two studio albums.
 He launched his solo musical project Pretty Sister in September 2015.
Philipp Steinke is a German songwriter, film composer, record producer and musician.
 Steinke is a member of the band Asher Lane.
 Philipp Steinke was born and resides in Berlin, Germany.
Kurt Demmler, born Kurt Abramowitz (12 September 1943 Posen – 3 February 2009 Berlin) was a German songwriter.
 He was a noted lyricist and songwriter for many German rock bands.
Frank Dostal (December 16, 1945 in Flensburg, Germany – April 18, 2017) was a German songwriter and music producer.
 In the late 1960s, he was a singer with the rock bands The Rattles, who were consistently successful in Germany during the 1960s, and Wonderland.
 In the late 1970s, he was a co-writer for the internationally successful vocal duo Baccara produced by Rolf Soja.
Andrew Applepie (born 27 September 1989) is a German songwriter, musician and producer of experimental electronic music.
X-Ten is the tenth album of Blue System.
 It was published in 1994 by BMG Ariola and produced by Dieter Bohlen.
 The album contains 11 tracks.

Question: When was the german songwriter, singer, musician and producer born who produced X-Ten?
Answer: 7 February 1954