Question: What English glam rock singer born as Paul Francis Gadd co-wrote Always Yours?

full_context: Document 1: Got the All Overs for You (All Over Me): "Got the All Overs For You (All Over Me)' is a 1972 single by Freddie Hart and the Heartbeats. "Got the All Overs For You (All Over Me)" was Freddie Hart's fourth number one on the country chart. The single stayed at number one for three weeks at and spent a total of sixteen weeks on the country chart.
Document 2: Jimmy Savile: Sir James Wilson Vincent Savile, OBE, KCSG ( ; 31 October 1926 – 29 October 2011) was an English DJ, television and radio personality, dance hall manager, and charity fundraiser. He hosted the BBC television show "Jim'll Fix It", was the first and last presenter of the long-running BBC music chart show "Top of the Pops", and raised an estimated £40 million for charities. At the time of his death he was widely praised for his personal qualities and as a fund-raiser. After his death, hundreds of allegations of sexual abuse were made against him, leading the police to believe that Savile had been a predatory sex offender—possibly one of Britain's most prolific. There had been allegations during his lifetime, but they were dismissed and accusers ignored or disbelieved; Savile took legal action against some accusers.
Document 3: Rock and Roll (Gary Glitter song): "Rock and Roll" (also known as "The Hey Song") is a song by English glam rock singer Gary Glitter that was released in 1972 as a single and on the album "Glitter". Co-written by Glitter and Mike Leander, the song is in two parts: Part 1 is a vocal track reflecting on the history of the genre, and Part 2 is a mostly instrumental piece. Both parts were popular in Britain, and the single went to No. 2 on the British charts. In concert, Glitter merged both into one performance.
Document 4: Gary Glitter discography: English glam rock singer Gary Glitter (born Paul Francis Gadd) released 7 studio albums, 4 live albums, 13 compilation albums, 1 extended play (EP), 42 singles, including 3 UK number-one singles
Document 5: Gary Numan: Gary Anthony James Webb (born 8 March 1958), known professionally as Gary Numan, is an English singer, songwriter, composer, musician and record producer. Born in Hammersmith, West London, he first entered the music industry as lead singer of the new wave band Tubeway Army. After releasing two studio albums with the band, Numan released his debut solo album "The Pleasure Principle" in 1979.
Document 6: Stay Together (Suede song): "Stay Together" is a non-album single by Suede, released on 14 February 1994 on Nude Records. It is the last single released while guitarist Bernard Butler was in the band, though subsequent singles from "Dog Man Star" feature his music. Although lead singer Brett Anderson considers the single and the video that accompanies it the worst the band has released. It is tied with "Trash" as the highest charting single the band has released, charting at number three on the UK Singles Chart. The song also charted in Ireland, peaking at no. 18. The single was released in the US on 26 April as a six song EP, and was the first release by the band as The London Suede. This followed from the successful lawsuit of Suzanne deBronkart, who had been performing and recording in the US under the name Suede.
Document 7: Gary Glitter: Paul Francis Gadd (born 8 May 1944), known by the stage name Gary Glitter, is an English former glam rock singer, who achieved popular success in the 1970s and 80s. He was known for his extreme glam image of glitter suits, make-up and platform boots, and his energetic live performances. He sold over 20 million records, spent 168 weeks on the UK Singles Chart and had 21 hit singles placing him in the Top 100 UK most successful chart acts. From 1997, he returned to public notice for committing sex offences, being imprisoned for downloading child pornography in 1999, and child sexual abuse and attempted rape in 2006 and 2015.
Document 8: Always Yours: "Always Yours" is a song by English glam rock singer Gary Glitter, written by Glitter with Mike Leander and produced by Mike Leander. It was released as a standalone single in the UK in 1974, and was Glitter's third and final number-one single on the UK Singles Chart, spending a week at the top of the chart in June 1974. It also spent two weeks at number-one in Ireland, and peaked at No. 11 in Australia and No. 14 in Germany. The single features the non-album track, "I'm Right, You're Wrong, I Win!" as its B-side, which was exclusive to the single.
Document 9: I Love You Always Forever: "I Love You Always Forever" is a song by British singer Donna Lewis. It was released in the United States in May 1996 as the lead single from her debut album, "Now in a Minute". Inspired by the H. E. Bates novel "Love for Lydia", it peaked at number five on the UK Singles Chart. Outside the United Kingdom, it peaked within the top ten of the charts in Australia, Austria, Canada, France, Germany, New Zealand, Norway, Switzerland and the United States. In the latter country, the song peaked at number two on the "Billboard" Hot 100, where it remained for nine weeks during the summer of 1996, kept from number one by Los Del Rio's "Macarena". Despite this, the song was number one on the Hot 100 Airplay chart for thirteen weeks and the "Billboard" Top 40 Mainstream chart for eleven weeks, becoming one of the most played songs of the 1990s. The song therefore is drawn for third place among songs with the longest runs at number two on the "Billboard" Hot 100 and drawn at second for the most weeks at the "Billboard" Top 40 Mainstream chart. In Australia, the single also peaked at number two on the ARIA Singles Chart. In 2016, the song was covered by Australian pop singer Betty Who, peaking at number six on the ARIA Singles Chart.
Document 10: You're the First, the Last, My Everything: "You're the First, the Last, My Everything" or "You're the First, My Last, My Everything" is a popular song recorded by Barry White. Written by White, Tony Sepe and Peter Radcliffe and produced by White, "You're the First, the Last, My Everything" was White's fourth top ten hit on the "Billboard" Hot 100 singles chart, reaching #2; it spent a week at #1 on the Billboard Hot Soul Singles chart. The early disco classic made it to number two on the disco/dance charts. In the UK Singles Chart it fared even better, spending two weeks at the top in December 1974. It appeared on White's 1974 album "Can't Get Enough".
Document 11: 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 12: Dance Me Up: "Dance Me Up" is a song by English glam rock singer Gary Glitter, written by Glitter with Mike Leander and Eddie (Edward John) Seago and produced by Mike Leander. It was released as the second single from his fifth studio album, "Boys Will Be Boys" (1984). The single features the non-album track, "Too Young to Dance" as its B-side, which was exclusive to the single.
Document 13: Oh Yes! You're Beautiful: "Oh Yes! You're Beautiful" is a song by English glam rock singer Gary Glitter, written by Glitter with Mike Leander and produced by Mike Leander. It was released as a standalone single in the UK in 1974, and peaked at No. 2 on the UK Singles Chart. The single features the non-album track, "Thank You, Baby, For Myself" as its B-side, which was exclusive to the single.
Document 14: Love Like You and Me: "Love Like You and Me" is a song by English glam rock singer Gary Glitter, written by Glitter with Gerry Shephard and Mike Leander and produced by Mike Leander. It was released as a standalone single in the UK in 1975, and peaked at No. 10 on the UK Singles Chart.
Document 15: Another Rock and Roll Christmas: "Another Rock and Roll Christmas" is a Christmas song by English glam rock singer Gary Glitter, written by Glitter with Mike Leander and Eddie (Edward John) Seago and produced by Mike Leander. It was one of the most played Christmas hits on UK radio from the mid-1980s to the mid-1990s, but is now rarely heard publicly following Glitter's convictions on child pornography and abuse charges. Initially released in 1984, the song was later included on Glitter's fifth studio album, "Boys Will Be Boys" (1984) and was reissued many times, both as a single (including a collectors picture disc) and on other albums.
ground_truth: Gary Glitter