Question: What nationality is the singer with whom Chris O'Ryan worked and who realeased the song "Vision of Love"?

Context articles: Paul Ryan (cartoonist)
Lessons in Love (All Day, All Night)
Vision of Love
Mariah Carey
Red Hot Skate Rock
Chris O'Ryan
You Hold It All
Tunnel Vision (Justin Timberlake song)
Fearless (Travis Ryan album)
Real Love (Lee Ryan song)

Paul Ryan (September 23, 1949 – March 7, 2016) was an American comic artist.
 Ryan worked extensively for Marvel Comics and DC Comics on a number of super-hero comic book titles.
 He is best known for his 1991 to 1996 run as penciler on "Fantastic Four", which represents his longest association with an individual comic book series.
 From 2005 until his death in 2016, Ryan penciled and inked the daily newspaper comic strip "The Phantom" for King Features Syndicate.
"Lessons in Love (All Day, All Night)" is a song by American rock band Neon Trees from the second studio album, "Picture Show," featuring American DJ and record producer Kaskade.
 Written by Tyler Glenn, Branden Campbell, Elaine Bradley, Chris Allen, Ryan Raddon, Finn Bjarnson, and John Hancock, the song was produced by Justin Meldal-Johnsen, Kaskade, Chris Salzgeber, and Randi Wilens.
 "Lessons in Love (All Day, All Night)" was announced as the album's second single and released on September 4, 2012.
"Vision of Love" is a song by American singer and songwriter Mariah Carey.
 It served as Carey's debut single, the first from her eponymous debut album.
 Written by Carey and Ben Margulies, "Vision of Love" was released on May 15, 1990, by Columbia Records.
 After being featured on Carey's demo tape for Columbia, the song was re-sung and produced by Rhett Lawrence and Narada Michael Walden.
 "Vision of Love" features a slow-dance theme tempo and backing vocals sung by Carey herself, and introduces her usage of the whistle register.
 Lyrically, the song describes a past and present relationship with a lover.
 Carey describes the "vision of love" she dreamed of, as well as the present love she feels for him.
Mariah Carey (born March 27, 1969 or 1970) is an American singer, songwriter, record producer, and actress.
 In 1990, she rose to fame with the release of "Vision of Love" from her eponymous debut album.
 The album produced four chart-topping singles in the US and began what would become a string of commercially successful albums which solidified the singer as Columbia Records' highest selling act.
 Carey and Boyz II Men spent a record sixteen weeks atop the "Billboard" Hot 100 in 1995–1996 with "One Sweet Day," which remains the longest-running number-one song in US chart history.
 Following a contentious divorce from Sony Music head Tommy Mottola, Carey adopted a new image and traversed towards hip hop with the release of "Butterfly" (1997).
 In 1998, she was honored as the world's best-selling recording artist of the 1990s at the World Music Awards and subsequently named the best-selling female artist of the millennium in 2000.
Red Hot Skate Rock is a 30-minute music film filmed on September 20, 1987 by Vision Street Wear at the Vision Skate Escape in Los Angeles.
 The film features an 8-song performance by the Red Hot Chili Peppers during the band's The Uplift Mofo Party Plan tour and includes skate demos by skateboarders Tony Hawk, Steve Caballero, Chris Miller and many more pro skaters.
 To date, Red Hot Skate Rock was the first and only officially released video recording of the original Red Hot Chili Peppers lineup.
 Guitarist Hillel Slovak died of a drug overdose less than a year later and Irons would quit shortly after Slovak's death.
Chris O'Ryan (born July 6, 1980), known professionally as Tek, is a Grammy Award-winning Australian music producer and sound engineer.
 He is best known for sound engineering with specific focus on vocal production, recording and tuning for multiple major music artists, including Justin Bieber, Katy Perry, Mary J. Blige, Ciara and Mariah Carey.
You Hold It All is the second extended play from Travis Ryan.
 Integrity Music released the EP on August 28, 2015.
 Travis Ryan worked with Michael Farren, in the production of this EP.
"Tunnel Vision" is a song recorded by American singer Justin Timberlake for his third studio album, "The 20/20 Experience" (2013).
 It was written and produced by Timberlake, Timothy "Timbaland" Mosley and Jerome "J-Roc" Harmon, with additional writing by James Fauntleroy.
 "Tunnel Vision" was digitally released on June 14, 2013 by RCA Records as the third single from the album.
 It is a mid-tempo R&B song with EDM influence and instrumentation featuring Timbaland's signature ad-libs, record-scratching, heavy drums, melodic bass, orchestration and synthesizer.
 Its lyrics proclaim Timberlake's tunnel vision for his love interest, with several voyeuristic references.
Fearless is the first studio album by Travis Ryan.
 Integrity Music released the album on April 10, 2012.
 Ryan worked with producers, Josh Auer, Dan Bailey, Brandon Collins, in the making of this album.
"Real Love" is a song by English singer-songwriter Lee Ryan from his debut solo album, "Lee Ryan" (2005).
 It was released as the fourth and final single from the album in 2006.
 The song was originally produced by Cutfather & Joe, Ash Howes, Martin Harrington, and Remee, and it was remixed by Brian Rawling and Paul Meehan for its single release.
 "Real Love" was not released in Ryan's native United Kingdom, due to the lack of sales for Ryan's previous singles.
 The track received attention for its use as the lead single for the film "".
 The song peaked at #57 in Italy and #72 in Switzerland.