[5] Her parents disapproved of "subversive" forms of music like rhythm & blues, so she cut her teeth singing in her father's choir.

[13] The musicians included Ernie Hayes on organ, Wally Richardson on guitar, Bob Bushnell on bass, and Bernard "Pretty" Purdie on drums.

[13] The song has been covered by The Hollies, Faith, Hope & Charity, Major Lance, Linda Ronstadt, Bryan Ferry, Anne Murray, Klaus Nomi, and Harry Nilsson in a duet with Lynda Laurence.

Troy worked in the UK throughout the 1970s, appearing at Ronnie Scott's Club and recording a live album, The Rainbow Testament.

She contributed vocals to The Rolling Stones' 1968 song "You Can't Always Get What You Want",[3][18] Pink Floyd's The Dark Side of the Moon,[3] and Carly Simon's "You're So Vain".

[17] In addition, she also sang for Humble Pie, Kevin Ayers,[19] Edgar Broughton,[19] George Harrison, Johnny Hallyday, Vivian Stanshall, Dusty Springfield,[7] Nick Drake, and Junior Campbell.

[6] Mama, I Want to Sing is a stage musical based on her life,[3] and was co-written with her sister, Vy Higginsen, a popular New York City radio personality.