Madman Across the Water, and in exchange John played piano on her first solo album Sing Children Sing. She also co-wrote three songs with Scott Walker for The Walker Brothers in addition to providing backing vocals for them. She can also be heard on the studio recording of Jesus Christ Superstar. Duncan famously contributed backing vocals to one of the top selling albums of all time, Pink Floyd's 1973 release The Dark Side of the Moon, which was engineered by Alan Parsons. Later, in 1979, she again worked with Parsons, singing lead vocals on the song "If I Could Change Your Mind" for the Alan Parsons Project album Eve, in her final album appearance. Personal life Duncan was first married to Jimmy Horowitz, who produced her early albums. Together, they had two sons. In 1978, Duncan married Tony Cox, a record producer. They later moved to the Isle of Mull, Scotland in 1996, where most residents came to know her as a cheerful gardener, knowing nothing of her prior musical career. By all accounts content to lead a more private, family-oriented life in her later years, she died on 12 March 2010 of cerebrovascular disease, following an extended illness. UK singles "I Want a Steady Guy" (as 'Lesley Duncan and the Jokers') b/w "Moving Away" (1963) – Parlophone R5034 "You Kissed Me Boy" b/w "Tell Me" (1963) – Parlophone R5106 "When My Baby Cries" b/w "Did It Hurt" (1963) – Mercury MF830 "Just for the Boy" b/w "See That Guy" (1965) – Mercury MF847 "Run to Love" b/w "Only the Lonely and Me" (1965) – Mercury MF876 "Hey Boy" b/w "I Go to Sleep" (1966) – Mercury MF939 "Lullaby" b/w "I Love You, I Love You" (1968) – RCA 1746 "A Road to Nowhere" b/w "Love Song" (1969) – RCA 1783 "Sing Children Sing" b/w "Exactly Who You Are" (1969) – CBS 4585 "Love Song" b/w "Exactly Who You Are" (1970) – Columbia 4-45354 "Sing Children Sing" b/w "Emma" (1971) – CBS S 7493 "Earth Mother" b/w "Love Will Never Lose You" (1972) – CBS S 8362 "Watch the Tears" b/w "Sam" (1974) – GM GMS 016 "Everything Changes" b/w "Love Melts Away" (1974) – GM GMS 022 "I Can See Where I'm Going" b/w "Heaven Knows" (1975) – GM GMS 036 "Could've Been a Winner" b/w "Moonbathing" (1975) – GM GMS 9040 "Maybe It's Lost" b/w "Another Rainy Day"