Blue Vinyl
| A1 | Alien Engineer – Alan O’Connell, Alan Tilston Engineer [Engineered For Mix] – John Hanes Mixed By – Serban Ghenea Producer [Vocals] – Anthony Preston, William Orbit Producer, Instruments, Programmed By – HyGrade, William Orbit Vocals [Additional] – Ana Diaz | 3:56 | |
| A2 | Work B**ch Edited By [Vocal Editing] – Julian Prindle, Padraic „Padlock” Kerin Engineer [Vocal Engineering Assistant] – Chris Kahn, Jacob Dennis Instruments, Programmed By, Recorded By, Engineer – Otto Knows, Sebastian Ingrosso Mixed By – Joe Peluso Mixed By [Assistant] – Bradford H. Smith, Ghazi Hourani Producer [Vocals] – Anthony Preston, will.i.am Recorded By [Vocals], Engineer [Vocals] – Julian Prindle | 4:07 | |
| A3 | Perfume Arranged By [Strings] – Onree Gill Bass – Michael Valerio Cello – Adrienne Woods, Vanessa Freebarin Smith Co-producer – Christopher Braide, Keith Harris Concertmaster – Mark Cargill Contractor [Music Contractor] – JoAnn Tominaga Producer [Vocals] – Christopher Braide Producer, Recorded By, Engineer – will.i.am Recorded By [Strings], Engineer [Strings], Mixed By – Joe Peluso Viola – Karen Elaine, Neel Hammond | 3:59 | |
| A4 | It Should Be Easy Engineer [Vocal Engineering Assistant] – Billy Hickey, Jacob Dennis Featuring – will.i.am Mixed By – Marcus van Wattum, Nicky Romero Mixed By [will.i.am Vocals] – Dylan „3D” Dresdow Producer [Vocals] – Anthony Preston, will.i.am Producer, Instruments, Programmed By – David Guetta, Giorgio Tuinfort, Marcus van Wattum, Nicky Romero, will.i.am Recorded By [Britney Spears Vocals], Engineer [Britney Spears Vocals] – Julian Prindle Written-By – Britney Spears, David Guetta, Giorgio Tuinfort, Marcus van Wattum, Nick Rotteveel, William Adam | 3:26 | |
| A5 | Tik Tik Boom Acoustic Guitar – Andre Lindal, Joakim Haukass Co-producer – Damien LeRoy Edited By [Vocal Editing] – Andre Lindal, Julian Prindle Featuring – T.I. Instruments [Remaining Instrumentation], Programmed By – Andre Lindal, Anthony Preston, Damien LeRoy Mixed By – Joe Peluso Mixed By [Assistant] – Bradford H. Smith Producer, Producer [Vocals] – Anthony Preston Recorded By [Vocals], Engineer [Vocals] – Julian Prindle | 2:57 | |
| A6 | Body Ache Guitar – Pierre-Luc Rioux Instruments, Programmed By – David Guetta, Giorgio Tuinfort Mixed By – Daddy’s Groove Producer [Vocals] – Anthony Preston Recorded By [Vocals], Engineer [Vocals] – Julian Prindle Recorded By, Engineer – Padraic „Padlock” Kerin, will.i.am Sound Designer [Additional Sound Design] – Marcus van Wattum, Ralph Wegner | 3:25 | |
| A7 | Til It’s Gone Backing Vocals – Britney Spears, Myah Marie Co-producer, Producer [Vocals] – Anthony Preston Mixed By – Daddy’s Groove Piano, Instruments, Programmed By – Giorgio Tuinfort Producer – Giorgio Tuinfort, will.i.am Programmed By [Additional] – Marcus van Wattum, will.i.am Recorded By [Vocals], Engineer [Vocals] – Julian Prindle Written-By – Anthony Preston, Britney Spears, David Guetta, Giorgio Tuinfort, Jenson Vaugha, Rosette Sharma, William Adams | 3:42 | |
| B1 | Passenger Backing Vocals – Sia Engineer [Engineered For Mix] – John Hanes Engineer [Vocal Engineering Assistant] – Billy Hickey, Daniel Andreas Aguilar Mixed By – Serban Ghenea Producer – Diplo Producer [Vocals] – Anthony Preston Recorded By [Vocals], Engineer [Vocals], Edited By [Vocal Editing] – Julian Prindle | 3:40 | |
| B2 | Chillin’ With You Acoustic Guitar – Joshua Lopez Co-producer – FRESHM3N III Featuring – Jamie Lynn Mixed By – Joe Peluso Producer – will.i.am Producer [Vocals] – Anthony Preston Recorded By [Vocals], Engineer [Vocals] – Julian Prindle Recorded By, Engineer – Padraic „Padlock” Kerin, will.i.am | 3:38 | |
| B3 | Don’t Cry Acoustic Guitar – Joshua Lopez Co-producer – Chico Bennett, Richard Vission Mixed By – Joe Peluso Producer, Producer [Vocals] – will.i.am Recorded By, Engineer – Padraic „Padlock” Kerin, will.i.am | 3:14 | |
| B4 | Brightest Morning Star Backing Vocals [Additional] – Christopher Braide, Henry Walter, Katie Mitzell Fagan, Kelsey Cunningham, Lukasz Gottwald, Rachael Findlen, Sia Coordinator [Production Coordinator] – Irene Richter Engineer – Clint Gibbs, Oscar Ramirez Engineer [Assistant] – Rachael Findlen Engineer [Engineered For Mix] – John Hanes Mixed By – Serban Ghenea Producer [Additional Vocals] – Anthony Preston Producer [Vocals] – Christopher Braide Recorded By [Additional Vocals] – Julian Prindle | 2:59 | |
| B5 | Hold On Tight Drum Programming – Alexander Castillo Vasquez Engineer [Engineered For Mix] – John Hanes Mixed By – Serban Ghenea Producer – KoOoLkOjAk Producer [Vocals] – Anthony Preston, Peter Carlsson (3) Producer, Programmed By, Synthesizer – A.C Written-By – Allan P. Grigg, Britney Spears | 3:27 | |
| B6 | Now That I Found You Engineer [Vocal Engineering Assistant] – AJ Clark, Jacob Dennis Guitar – Pierre-Luc Rioux Mixed By – Daddy’s Groove Piano, Instruments, Programmed By – Giorgio Tuinfort Producer – Giorgio Tuinfort, will.i.am Producer [Vocals] – Anthony Preston Recorded By [Vocals], Engineer [Vocals] – Julian Prindle | 4:16 | |
| B7 | Perfume (The Dreaming Mix) Backing Vocals – Sia Engineer [Engineered For Mix] – John Hanes Mixed By – Serban Ghenea Piano, Arranged By [Strings], Programmed By, Electric Guitar, Acoustic Guitar – Christopher Braide Recorded By – Oscar Ramirez |
