Question: have Jonah Matranga and Steve Strange both been singers?

full_context: Document 1: Steve Walsh (disc jockey): Steve Walsh (1959 – 3 July 1988) was a British disc jockey. He died following a car crash in Ibiza, Spain.
Document 2: Jonah's One-line Drawing: Jonah's One-line Drawing is Jonah Matranga's second solo recording, released in 1998. This release is notable as it's the first time Jonah used the term "One-line drawing".
Document 3: Always New Jul–Dec 2000: The second of three 'Always New' EPs. These were originally released by Jonah Matranga via his website as downloads, chronicalling the music he'd been creating in 6 month blocks. The recordings were later released on CD as a multimedia experience containing cartoons, pictures and, in Jonah's words, "who knows what else" from the period in which the music was written.
Document 4: Always New Jan–Jun 2000: The first of three 'Always New' EPs. These were originally released by Jonah Matranga via his website as downloads, chronicalling the music he'd been creating in 6 month blocks. The recordings were later released on CD as a multimedia experience containing writings, pictures and, in Jonah's words, "who knows what else" from the period in which the music was written.
Document 5: Glenn Gregory: Glenn Peter Gregory (born 16 May 1958) is an English singer, songwriter, and multi-instrumentalist whose music career spans more than 30 years. He came to prominence in the early 1980s as co-founder and lead singer of the new wave and synthpop band Heaven 17, which released six singles that entered the Top 40 charts in the United Kingdom during the 1980s, and 1990s, including "Temptation", "Come Live with Me", "Crushed by the Wheels of Industry", "Sunset Now", "This Is Mine", and "(We Don't Need This) Fascist Groove Thang" .
Document 6: Matt de Jong: Matt de Jong is a graphic designer and art director who specializes in album art and related promotional materials for musicians. He has designed album covers for artists including Cat Power, Clean Bandit, Deerhunter, Future Islands, Little Dragon, The Maccabees, Paolo Nutini, Lee Ranaldo, Ratking, and Vampire Weekend. de Jong is known for working with musicians who have a reputation for being "difficult" and nevertheless creating album art that pleases them. Lionel Skerratt, who co-founded Public Information Records, and Orlando Weeks, lead singer of The Maccabees, are childhood friends of de Jong's.
Document 7: Jonah Matranga / Frank Turner: This is a split 12" between Jonah Matranga and Frank Turner. It was released via Xtra Mile Recordings in the UK and Welcome Home Records in the USA. Xtra Mile Recordings releases are all featured on black vinyl, whereas the first 100 copies from Welcome Home Records featured on a yellow and brown vinyl design and 900 in a clear yellow.
Document 8: The Fridge: The Fridge was a nightclub in the Brixton area of South London, founded by Andrew Czezowski and Susan Carrington, who had run the Roxy during punk music's heyday in 1977. It was originally started in 1981, in a small club at 390 Brixton Rd, and in 1982 above Iceland in Brixton Road with a radical decor that included beat-up ice boxes and artificial dead cats hanging from its ceiling. Early guest DJs included Keith Barker-Main, later a lifestyle journalist and social commentator. It claims to have been the first British club to have such innovations as video screens and a chill out lounge. The Fridge was at the heart of the early 80s New Romantic movement, and booked such acts as Eurythmics and the Pet Shop Boys before they were well known and drew famous faces such as Boy George, Frankie Goes to Hollywood, Magenta Devine, as well as Marc Almond and Grace Jones, who also performed there.
Document 9: Boy George: Boy George (born George Alan O'Dowd; 14 June 1961) is an English singer, songwriter, DJ, fashion designer and photographer. He is the lead singer of the Grammy and Brit Award-winning pop band Culture Club. At the height of the band's fame, during the 1980s, they recorded global hit songs such as "Do You Really Want to Hurt Me", "Time (Clock of the Heart)" and "Karma Chameleon" and George is known for his soulful voice and androgynous appearance. He was part of the English New Romantic movement which emerged in the late 1970s to the early 1980s.
Document 10: Jonah Matranga: Jonah Rzadzinski Matranga (born Jonah Sonz Matranga, August 11, 1969, Brookline, Massachusetts) is a singer, songwriter, and guitarist who has released a variety of solo material under his own name and onelinedrawing, and has previously been part of the bands Far and New End Original (an anagram of "onelinedrawing") and Gratitude. He now continues to work and tour under onelinedrawing'.
Document 11: Morrissey: Steven Patrick Morrissey (born 22 May 1959), professionally known as Morrissey, is an English singer, songwriter and author. He rose to prominence as the lead singer of the indie rock band the Smiths, which was active from 1982 to 1987. Since then, Morrissey has had a solo career, making the top ten of the UK Singles Chart on ten occasions.
Document 12: Bronski Beat: Bronski Beat were a popular British synthpop trio who achieved success in the mid-1980s, particularly with the 1984 chart hit "Smalltown Boy". All members of the group were openly gay and their songs reflected this, often containing political commentary on gay-related issues. The initial line-up, which recorded the majority of the band's hits, consisted of Jimmy Somerville (vocals), Steve Bronski (keyboards, percussion) and Larry Steinbachek (keyboards, percussion). Somerville left Bronski Beat in 1985, and went on to have success as lead singer of The Communards and as a solo artist. He was replaced by new vocalist John Foster, with whom the band continued to have hits in the UK and Europe through 1986. Foster left Bronski Beat after their second album, and the band used a series of vocalists before dissolving in 1996.
Document 13: The Volunteers (album): The Volunteers is the second full-length album by onelinedrawing, and the last Jonah Matranga release under that name to date. Jonah has stated that this is his favourite release, seeing it as something that explains himself to his fans. The CD also included the demo versions of the final songs along with other bonus material and artwork by Rohner Segnitz.
Document 14: Visage discography: The discography of the British new wave band Visage consists of five studio albums, six compilation albums (including an E.P.) and numerous singles. Formed in 1978, the band released their first single "Tar" on the short-lived Radar Records label in 1979, before signing to Polydor Records in 1980. Their second single, "Fade To Grey", was released soon afterwards and became an international hit. After several personnel changes, the group disbanded in 1985, but a new line-up emerged in the 2000s, again led by vocalist Steve Strange. In 2013, the band released a new album, "Hearts and Knives", their first for 29 years. The following year, the band released "Orchestral", a live album featuring various classic Visage songs remade with a symphony orchestra. The band's final studio album, "Demons to Diamonds", was released in November 2015 (released posthumously following Strange's death in February that year).
Document 15: Steve Strange: Steven John Harrington (28 May 1959 – 12 February 2015), better known by his stage name Steve Strange, was a Welsh pop singer. From the late 1970s he was a nightclub host and promoter. He became famous as the leader of the new wave synthpop group Visage, best known for their single "Fade to Grey", and was one of the most influential figures behind the New Romantic movement of the early 1980s.
ground_truth: yes