Question: Who does the vocals on money by the performer of Don't Leave Me Now?

full_context: Document 1: The Trial (song): "The Trial" (working title "Trial by Puppet") is a track from Pink Floyd's 1979 rock opera/concept album "The Wall". Written by Roger Waters and Bob Ezrin, it marks the climax of the album and film.
Document 2: Southampton Dock: "Southampton Dock" is a song from Pink Floyd's 1983 album, "The Final Cut". In World War II, many soldiers departed from Southampton to fight against the Germans. In the eighties, Southampton was again used as a departure base, this time for the Falklands War. The song describes a woman who waves the soldiers "Goodbye again".
Document 3: The Great Gig in the Sky: ``The Great Gig in the Sky ''is the fifth track on The Dark Side of the Moon, the 1973 album by the English progressive rock band Pink Floyd. The song features music by Richard Wright and non-lexical vocals by Clare Torry.
Document 4: In the Flesh (Pink Floyd song): "In the Flesh" (working title "The Show") is a song by English progressive rock band Pink Floyd. It appears on their 1979 album "The Wall".
Document 5: Roger Waters discography: Roger Waterss primary instrument is the electric bass guitar. He briefly played a Höfner bass but replaced it with a Rickenbacker RM-1999/4001S, until around 1970 when he switched to Fender Precision basses. He often plays bass using a pick but is also known to play fingerstyle. Not only a bassist and vocalist, Waters has experimented with the EMS Synthi A and VCS 3 synthesisers and has played electric rhythm and acoustic guitars in recordings and in concert. Throughout his career he has used Selmer, WEM, Hiwatt and Ashdown amplifiers, also employing delay, tremolo, chorus, panning and phaser effects in his music.
Document 6: Don't Leave Me Now (Pink Floyd song): "Don't Leave Me Now" is a song by Pink Floyd. It appears on "The Wall" album (1979) and was released as a B-side on the single of "Run Like Hell".
Document 7: Money (Pink Floyd song): "Money" is a song by the English progressive rock band Pink Floyd from their 1973 album "The Dark Side of the Moon". Written by Roger Waters, it opened side two of the LP record.
Document 8: Welcome to the Machine: "Welcome to the Machine" is the second song on Pink Floyd's 1975 album "Wish You Were Here". It features heavily processed synthesizers and acoustic guitars, as well as a wide range of tape effects. Both the music and the lyrics were written by bassist Roger Waters.
Document 9: The Dark Side of the Moon: Returning from the US in January 1973, they recorded "Brain Damage", "Eclipse", "Any Colour You Like" and "On the Run", while fine-tuning the work they had already laid down in the previous sessions.  A foursome of female vocalists was assembled to sing on "Brain Damage", "Eclipse" and "Time", and saxophonist Dick Parry was booked to play on "Us and Them" and "Money".  With director Adrian Maben, the band also filmed studio footage for Pink Floyd: Live at Pompeii. Once the recording sessions were complete, the band began a tour of Europe.
Document 10: No More Lonely Nights: Paul McCartney -- lead vocal, piano Linda McCartney -- backing vocal, keyboards Eric Stewart -- backing vocal David Gilmour -- guitar solo Herbie Flowers -- bass Anne Dudley -- synthesiser Stuart Elliott -- drums
Document 11: Wish You Were Here (Pink Floyd song): ``Wish You Were Here ''is the title track on Pink Floyd's 1975 album Wish You Were Here. Like most of the album, it refers to former Pink Floyd member Syd Barrett and his breakdown. David Gilmour and Roger Waters collaborated to write the music, and Gilmour sang the lead vocal.
Document 12: I Am the Walrus: John Lennon -- lead vocals, electric piano, Mellotron Paul McCartney -- bass guitar, tambourine George Harrison -- electric guitar Ringo Starr -- drums Orchestrated, directed and produced by George Martin Session musicians -- strings, brass, and woodwinds Mike Sammes singers -- backing vocals Ray Thomas -- backing vocals Mike Pinder -- backing vocals Engineered by Geoff Emerick and Ken Scott Mixed by Geoff Emerick and John Lennon
Document 13: Money (Pink Floyd song): David Gilmour -- lead vocals, electric guitars Roger Waters -- bass guitar, tape effects Richard Wright -- Wurlitzer electric piano (with wah - wah pedal) Nick Mason -- drums, tape effects
Document 14: One of My Turns: "One of My Turns" is a song by Pink Floyd, appearing on their 1979 album "The Wall". The song was also released as a B-side on the single of "Another Brick in the Wall (Part 2)".
Document 15: The Dark Side of the Moon: The Dark Side of the Moon is the eighth album by English rock band Pink Floyd, released on 1 March 1973 by Harvest Records. The album built on ideas explored in earlier recordings and live shows, but lacks the extended instrumental excursions following the departure of founding member and principal contributor, Syd Barrett, in 1968, that characterised their earlier work. It thematically explores conflict, greed, the passage of time, and mental illness, the latter partly inspired by Barrett's deteriorating mental state.
ground_truth: David Gilmour
sub_queries: Don't Leave Me Now >> performer Answer: Pink Floyd
who does the vocals on money by Pink Floyd Answer: David Gilmour