Question: Roddy Woomble and Kelli Ali, have which mutual occupation?

full_context: Document 1: Iliana Eve: Iliana Eve is an American singer-songwriter who was born in Houston, Texas and raised in Louisville, Kentucky. At 14 years old, Iliana Eve aka Ana got her professional start in the music industry with a single that was released through Snoop Dogg's record label Doggy Style Records called "Letters". Celebrity news website "TMZ" released Iliana's "Kylie's Daddy" and it went viral. She was a victim in a home invasion and kidnapping with her father Jonathan Hay in Louisville, Kentucky.
Document 2: Aaliyah discography: American singer Aaliyah has released three studio albums, two compilation albums, and 26 singles. She was born in Brooklyn, New York, and was raised in Detroit, Michigan. At age 10, she appeared on "Star Search" and performed in concert alongside Gladys Knight. At age 12, Aaliyah was signed to Jive Records and Blackground Records by her uncle, Barry Hankerson. He introduced her to R. Kelly, who became her mentor, as well as lead songwriter and producer of her debut album. "Age Ain't Nothing but a Number" sold three million copies in the United States and was certified double Platinum by the Recording Industry Association of America (RIAA). After facing allegations of an illegal marriage with Kelly, Aaliyah ended her contract with Jive and signed to Atlantic Records. During her short career, Aaliyah earned 13 top 40 singles in the U.S. as well as 18 top 40 singles in the UK.
Document 3: Kehlani: Kehlani Ashley Parrish (born April 24, 1995) is an American singer-songwriter and a dancer, signed to Atlantic Records. Kehlani was originally from Oakland, California, where she achieved initial fame as a member of the teen pop group Poplyfe. In 2014, she released her first commercial mixtape, "Cloud 19". The mixtape was listed as one of the among of "Complex"' s "50 Best Albums of 2014." In 2015, Kehlani released her second commercial mixtape, "You Should Be Here". The mixtape debuted at number 5 on the national R&B/Hip-Hop chart, preceded from her sold-out North American promotional tour. In 2016, she was nominated for the Best Urban Contemporary Album Grammy Award for "You Should Be Here". Kehlani released her first major-label debut album, "SweetSexySavage" on January 27, 2017.
Document 4: Make Another World: Make Another World is the fifth full-length studio album by the Scottish rock band Idlewild, released on 5 March 2007 through Sequel Records. The album is the first with bass guitarist Gareth Russell, following Gavin Fox's departure at the end of 2005, and is their first since leaving Parlophone. Vocalist Roddy Woomble said that the band "made a conscious decision to make a strong, loud, rock record."
Document 5: Kelli Ali: Kelli Dayton, also known as Kelli Ali (a name she took to honour her father, Michael Ali) is a female vocalist most recognized for being lead singer for the trip hop group Sneaker Pimps.
Document 6: Elissa Mielke: Elissa Mielke is a singer/songwriter and internationally recognized fashion model. She is also an experienced actor. Mielke is best known for her starring role in upcoming feature film Minor directed by Sam Catalfamo from Paradise Pictures, for music videos like The Weeknd's "The Zone" featuring Canadian rapper Drake,
Document 7: Keri Hilson: Keri Lynn Hilson (born December 5, 1982) is an American singer, songwriter, and actress. She was born and raised in Decatur, Georgia, and spent most of her youth working with producer Anthony Dent, as a songwriter and background vocalist for several R&B and hip hop artists. By the age of 14, Hilson had secured a record deal with the girl group D'Signe, who later disbanded. She attended Oxford College of Emory University in Georgia, while she continued writing songs for artists, including Britney Spears, The Pussycat Dolls, and Mary J. Blige, with the production and songwriting team, The Clutch. In 2006, Hilson signed with American rapper and producer Timbaland's record label, Mosley Music. Her breakthrough came the following year after appearing on Timbaland's single "The Way I Are", which topped charts around the world.
Document 8: Roddy Woomble: Roderick "Roddy" Woomble (born 13 August 1976) is a Scottish singer, songwriter and writer. He is best known as the lead vocalist of indie rock band Idlewild, with whom he has recorded seven studio albums. In 2006, Woomble released his debut solo album, "My Secret is My Silence", and released two subsequent albums, "The Impossible Song & Other Songs" and "Listen to Keep", in 2011 and 2013, respectively. He will release his fourth studio album "The Deluder" on 1st September 2017.
Document 9: Idlewild (band): Idlewild are a Scottish indie rock band that formed in Edinburgh in 1995. The band's line-up consists of Roddy Woomble (lead vocals), Rod Jones (guitar, backing vocals), Colin Newton (drums), Andrew Mitchell (bass) and Luciano Rossi (keyboards). To date, Idlewild have released seven full-length studio albums, with their latest, "Everything Ever Written", released in February 2015.
Document 10: Stuart Murdoch (musician): Stuart Lee Murdoch (born 25 August 1968) is a Scottish musician, writer and filmmaker, and the lead singer and songwriter for the indie pop band Belle and Sebastian.
Document 11: Ali B: Ali Bouali, stage name Ali B (born 16 October 1981), is a Dutch rapper of Moroccan descent. He is one of the most well known rappers in the Netherlands and he has performed together with Akon and Dutch artist Marco Borsato. In 2007 he made an Arab Remix of Akon's song "Ghetto."
Document 12: My Secret Is My Silence: My Secret is My Silence is the debut studio album by Idlewild lead vocalist Roddy Woomble, released 24 July 2006, on Pure Records.
Document 13: Warnings/Promises: Warnings/Promises is the fourth full-length studio album by the Scottish rock band, Idlewild, released on 7 March 2005, on Parlophone. The album marks the only appearance of bassist Gavin Fox, following the departure of Bob Fairfoull in 2002, and is the first album to feature touring guitarist Allan Stewart as a permanent member. During the recording of the album, Roddy Woomble described the process as feeling "so different, in every way, than any of our other records," and cited that Idlewild felt like a "new band".
Document 14: The Remote Part: The Remote Part is the third album by Scottish rock band Idlewild, released on 15 July 2002. It received broadly positive reviews and is Idlewild's most commercially successful album to date, entering the UK album chart at Number 3 and selling 100,000 copies within a month. It is currently certified as Gold within the U.K. Vocalist Roddy Woomble notes that the band felt like "a collective of songwriters" during the writing process. Woomble credits guitarist Rod Jones with influencing the album's musical direction, stating that Jones "really started to take steps forward in terms of his guitar playing, and also his harmonies. I think he pulled the record in a more poppy way, as that’s the sort of musician he is – he loves bands like Teenage Fanclub and Yes and ELO and The Police."
Document 15: The Impossible Song &amp; Other Songs: The Impossible Song & Other Songs is the third solo album by folk musician and Idlewild vocalist Roddy Woomble, released on 21 March 2011 on Greenvoe Records. Regarding the album's overall aesthetic, Woomble states: "My first two solo albums were much more low-key than this one and they were far more rooted in traditional Scottish folk. This record is a real change – it's more eclectic while still being part of that folk scene."
ground_truth: singer