| # | Title | Rating | Length |
|---|
| 1 | Alien- programming:
- HyGrade and William Orbit
- engineer:
- John Hanes , Alan O'Connell and Alan Tilston
- associate executive producer:
- Anthony Preston
- executive producer:
- will.i.am
- producer:
- HyGrade, William Orbit and Anthony Preston
- mixer:
- Serban Ghenea
- additional vocals:
- Ana Diaz
- lead vocals:
- Britney Spears
- phonographic copyright (℗) by:
- RCA Records
- mixed at:
- MixStar Studios in Virginia Beach, Virginia, United States
- engineered at:
- Guerilla Studios in London , England, United Kingdom
- recording of:
- Alien
- writer:
- Ana Diaz , William Orbit , Anthony Preston, Britney Spears and Daniel Traynor
- publisher:
- Britney Spears Music, Guerilla Studios Limited, Sony/ATV Music Publishing Scandinavia and Universal Music – Z Songs
| 4 | 3:56 |
| 2 | Work Bitch- recording engineer, programming and engineer:
- Sebastian Ingrosso and Otto Knows
- associate executive producer:
- Anthony Preston
- executive producer:
- will.i.am
- producer:
- Sebastian Ingrosso, Otto Knows, Anthony Preston and will.i.am
- assistant mixer:
- Ghazi Hourani and Bradford Smith
- mixer:
- Joe Peluso
- editor:
- Jacob Dennis , Chris Kahn, Padraic Kerin and Julian Prindle
- other instruments [instrumentation]:
- Sebastian Ingrosso and Otto Knows
- background vocals:
- Myah Marie , Anthony Preston and Britney Spears
- lead vocals:
- Britney Spears
- phonographic copyright (℗) by:
- RCA Records
- produced for:
- Refune Records and will.i.am music, LLC
- recorded at:
- Glenwood Place Studios in Burbank, California, United States (other vocals [vocal recording]) and KBK Studios in Stockholm, Stockholms län, Sweden
- mixed at:
- Record Plant in Hollywood, Los Angeles, California, United States
- engineered at:
- Glenwood Place Studios in Burbank, California, United States (other vocals [vocal engineered]) and KBK Studios in Stockholm, Stockholms län, Sweden
- recording of:
- Work Bitch
- writer:
- Sebastian Ingrosso, Otto Jettman, Anthony Preston, RuthAnne , Britney Spears and William Adams
- publisher:
- BMG Sapphire Songs, Britney Spears Music, i.am.composing llc, Refune Music Ltd, Sony/ATV Music Publishing (UK) Ltd., Universal Music – Z Songs and Universal Music Publishing AB
| 3.5 | 4:07 |
| 3 | Perfume- recording engineer:
- Joe Peluso and will.i.am
- miscellaneous support:
- JoAnn Tominaga (task: music contractor)
- assistant engineer:
- Juliette Amoroso
- engineer:
- Joe Peluso, Oscar Ramirez and will.i.am
- associate executive producer:
- Anthony Preston
- co-producer:
- Chris Braide and Keith Harris
- executive producer:
- will.i.am
- producer:
- Chris Braide and will.i.am
- mixer:
- Joe Peluso
- cello:
- Vanessa Freebairn–Smith and Adrienne Woods
- double bass:
- Mike Valerio
- viola:
- Karen Elaine–Bakunin and Neel Hammond
- violin:
- Lucine Feylon, Rachel Grace and Ginny Luke
- lead vocals:
- Britney Spears
- strings [string] arranger:
- Onreé Gill
- concertmaster:
- Mark Cargill
- phonographic copyright (℗) by:
- RCA Records
- recorded at and engineered at:
- The Future in Los Angeles, California, United States and The Record Plant in Hollywood, Los Angeles, California, United States
- mixed at:
- The Record Plant in Hollywood, Los Angeles, California, United States
- music videos:
- Perfume by Britney Spears
- recording of:
- Perfume
- writer:
- Chris Braide , Sia Furler and Britney Spears
- publisher:
- BMG Platinum Songs US, Britney Spears Music, EMI Music Publishing Ltd. , Imagem Music GmbH and Universal Music – Z Tunes LLC
| 4 | 3:59 |
| 4 | It Should Be Easy- recording engineer:
- David Guetta, Padraic Kerin, Julian Prindle , Giorgio Tuinfort and will.i.am
- engineer:
- Jacob Dennis , David Guetta, Billy Hickey , Padraic Kerin, Julian Prindle , Giorgio Tuinfort and will.i.am
- associate executive producer:
- Anthony Preston
- executive producer:
- will.i.am
- producer:
- David Guetta, Anthony Preston, Nicky Romero, Giorgio Tuinfort and will.i.am
- mixer:
- Dylan Dresdow, Nicky Romero and Marcus van Wattum
- guest lead vocals:
- will.i.am
- lead vocals:
- Britney Spears
- phonographic copyright (℗) by:
- RCA Records
- produced for:
- will.i.am music, LLC
- recorded at and engineered at:
- Glenwood Place Studios in Burbank, California, United States (lead vocals [Britney Spears vocals]), Piano Music Studios in Amsterdam, Noord-Holland, Netherlands, Kingdom of the Netherlands, The Future in Los Angeles, California, United States, The Record Plant in Hollywood, Los Angeles, California, United States (lead vocals [Britney Spears vocals]) and What a Music Studios in Spain
- mixed at:
- Paper V.U. Studios (other vocals [will.i.am vocals mixed]) and Protocol Recording Studios in Veenendaal, Utrecht, Netherlands, Kingdom of the Netherlands
- recording of:
- It Should Be Easy
- writer:
- David Guetta, Nick Rotteveel, Britney Spears, Giorgio Tuinfort, Marcus van Wattum and William Adams
- publisher:
- BMG Sapphire Songs, BMG Talpa Music BV, Britney Spears Music, HipGnosis Music, i.am.composing llc and Universal Music – Z Songs
| 4 | 3:26 |
| 5 | Tik Tik Boom- recording engineer:
- Julian Prindle
- programming:
- Damien LeRoy , Andre Lindal and Anthony Preston
- engineer:
- AJ Clark , Billy Hickey , Todd Hurtt , Julian Prindle and Bradford Smith
- associate executive producer:
- Anthony Preston
- co-producer:
- Damien LeRoy
- executive producer:
- will.i.am
- producer:
- Anthony Preston
- assistant mixer:
- Bradford Smith
- mixer:
- Joe Peluso
- editor:
- Andre Lindal and Julian Prindle
- acoustic guitar:
- Joakim Haukass and Andre Lindal
- instruments:
- Damien LeRoy , Andre Lindal and Anthony Preston
- background vocals:
- Myah Marie , Anthony Preston and Britney Spears
- guest lead vocals:
- T.I.
- lead vocals:
- Britney Spears
- phonographic copyright (℗) by:
- RCA Records
- produced for:
- will.i.am music, LLC
- recorded at and engineered at:
- Glenwood Place Studios in Burbank, California, United States (other vocals [vocals]) and The Record Plant in Hollywood, Los Angeles, California, United States (other vocals [vocals])
- mixed at:
- The Record Plant in Hollywood, Los Angeles, California, United States
- recording of:
- Tik Tik Boom
- writer:
- Clifford Harris , Damien LeRoy, Joki , Andre Lindal, Anthony Preston, Britney Spears and Onique Williams
- publisher:
- Artist Publishing Group West, BMG Gold Songs, BMG Platinum Songs US, Britney Spears Music, Damien LeRoy Music, Deyjah’s Daddy Muzik, Sony/ATV Allegro, Stone Buddah Music LLC and Voice of Sparrow Publishing
| 4 | 2:57 |
| 6 | Body Ache- recording engineer:
- Padraic Kerin, Julian Prindle and will.i.am
- programming:
- David Guetta and Giorgio Tuinfort
- engineer:
- AJ Clark , Jacob Dennis , Billy Hickey , Padraic Kerin, Julian Prindle and will.i.am
- associate executive producer:
- Anthony Preston
- executive producer:
- will.i.am
- producer:
- David Guetta, Anthony Preston, Giorgio Tuinfort and will.i.am
- mixer:
- Daddy’s Groove
- guitar:
- Pierre-Luc Rioux
- instruments:
- David Guetta and Giorgio Tuinfort
- lead vocals:
- Britney Spears
- phonographic copyright (℗) by:
- RCA Records
- recording of:
- Body Ache
- writer:
- Nick Clow , Richard Gonzalez, David Guetta, Luciana , Myah Marie , Anthony Preston, Britney Spears and Giorgio Tuinfort
- publisher:
- BMG Gold Songs, Britney Spears Music, Piano Songs, Sony/ATV Music Publishing (UK) Ltd., Sony/ATV Songs LLC, Tainted Freq Music, Universal Music – Z Songs and What a Publishing Limited
| 4 | 3:25 |
| 7 | Til It’s Gone- recording engineer:
- Padraic Kerin, Julian Prindle , Giorgio Tuinfort and will.i.am
- additional programming:
- Marcus van Wattum and will.i.am
- programming:
- Giorgio Tuinfort
- engineer:
- Daniel Andreas Aguilar, AJ Clark , Padraic Kerin, Julian Prindle , Bradford Smith , Giorgio Tuinfort and will.i.am
- associate executive producer and co-producer:
- Anthony Preston
- executive producer:
- will.i.am
- producer:
- Anthony Preston, Giorgio Tuinfort and will.i.am
- mixer:
- Daddy’s Groove
- instruments:
- Giorgio Tuinfort
- piano:
- Giorgio Tuinfort
- background vocals:
- Myah Marie and Britney Spears
- lead vocals:
- Britney Spears
- phonographic copyright (℗) by:
- RCA Records
- recording of:
- Til It’s Gone
- writer:
- David Guetta, Anthony Preston, Britney Spears, Giorgio Tuinfort, Jenson Vaughan and William Adams
- publisher:
- BMG Sapphire Songs, Britney Spears Music, i.am.composing llc, Piano Songs, Sony/ATV Songs LLC, Ultra Tunes, Universal Music – Z Songs and What a Publishing Limited
| 4 | 3:42 |
| 8 | Passenger | 4 | 3:40 |
| 9 | Chillin’ with You- recording engineer:
- Padraic Kerin, Julian Prindle and will.i.am
- engineer:
- Jacob Dennis , Billy Hickey , Chris Kahn, Padraic Kerin, Julian Prindle and will.i.am
- associate executive producer:
- Anthony Preston
- co-producer:
- FRESHM3N III
- executive producer:
- will.i.am
- producer:
- Anthony Preston and will.i.am
- mixer:
- Joe Peluso
- acoustic guitar:
- Joshua Lopez
- background vocals:
- Myah Marie , Britney Spears and Jamie Lynn Spears
- guest lead vocals:
- Jamie Lynn Spears
- lead vocals:
- Britney Spears
- phonographic copyright (℗) by:
- RCA Records
- recording of:
- Chillin' with You
- writer:
- Joshua Lopez , Anthony Preston, Britney Spears and William Adams
- publisher:
- BMG Sapphire Songs, Britney Spears Music, Fresh Me Fresh U Music Publishing, i.am.composing llc and Universal Music – Z Songs
| 5 | 3:38 |
| 10 | Don’t Cry | 4 | 3:14 |
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