Backstreet Boys - Black & Blue

Engineer [Assistant Recording], Engineer [Pro Tools] – John AmatielloGuitar – Henrik JansonProducer – Max Martin, RamiRecorded By, Mixed By – Max Martin, RamiStrings – Stockholm Session StringsWritten-By – Max Martin, Rami

Bass – Tomas LindbergEngineer [Pro Tools], Engineer [Xbs Optical Vocal Enhancer] – John AmatielloEngineer [Vocal Recording] – Stefan BomanGuitar – Esbjörn Öhrwall, Max Martin, Peter SvenssonProducer – Max Martin, RamiRecorded By, Mixed By – Max Martin, RamiWritten-By – Lisa Miskovsky, Max Martin, Rami

Engineer [Pro Tools] – John AmatielloInstruments [All] – Max Martin, RamiProducer – Max Martin, RamiRecorded By, Mixed By – Max Martin, RamiWritten-By – Max Martin, Rami

Engineer [Assistant Mix], Edited By [Pro Tools] – Flip OsmanEngineer [Assistant Recording] – Keith Armstrong, Toby DearbornEngineer [Mix] – Dexter SimmonsEngineer [Recording] – Bob Brown , Paul FoleyInstruments [All] – Rodney JerkinsProducer – Rodney JerkinsWritten-By – Franciz & LePont, Howie Dorough, Nick Carter

Acoustic Guitar – Tony BattagliaArranged By [Strings] – Veit RennConductor – Randy Thornton Contractor [String] – Dona Kay FlintDrum Programming [Additional] – Jimmy BralowerEngineer [Assistant Mix] – Paul OliveiraEngineer [Assistant Recording] – Jamie Allen , Kyle Scholler, Marcelo Zolessi, Toby DearbornEngineer [Recording] – Adam Barber, Alan Armitage, George SpattaEngineer [Strings 2Nd] – Clayton WarinerEngineer [Strings] – Dirk WoodruffMixed By – Chris TrevettOrchestra – L.A. East Studio String OrchestraOrchestrated By – John KatalenicProducer – Timmy Allen, Veit RennWritten-By – Dan Hill

Bass – Tomas LindbergEngineer [Mix] – Bernard LöhrGuitar – Esbjörn ÖhrwallPercussion – Gustave LundProducer – David Kreuger, Per MagnussonProgrammed By, Keyboards – David Kreuger, Per MagnussonRecorded By – David Kreuger, Per MagnussonWritten-By – AJ McLean*, Brian T. Littrell, Howie Dorough, Kevin Richardson, Nick Carter

Bass – Tomas LindbergEngineer [Assistant Vocal Recording] – Toby DearbornEngineer [Vocal Recording] – Michael TuckerGuitar – Esbjörn ÖhrwallProducer – Kristian LundinRecorded By, Mixed By – Kristian LundinWritten-By – Andreas Carlsson, Kristian Lundin

Arranged By [Strings], Conductor [Strings] – Henrik Janson, Ulf JansonEngineer [Assistant Mix] – Johan GunnarssonEngineer [Assistant Recording] – Jamie Allen Engineer [Assistant Strings Recording] – Björn NorénEngineer [Mix] – Franciz & LePont, Mads Nilsen*Engineer [Recording] – Adam Barber, Johan GunnarssonProducer, Arranged By – Franciz & LePontRecorded By [Strings] – Johan GunnarssonStrings – Stockholm Session StringsWritten-By – Adam Anders, Franciz & LePont

Backing Vocals – Babyface, Backstreet BoysBass – Nathan EastCoordinator [Production] – Ivy SkoffEngineer [Assistant Mix] – Kyle BessEngineer [Assistant Recording] – Edward QuesadaEngineer [Mix] – Jon GassEngineer [Recording] – Paul BoutinGuitar – Michael ThompsonKeyboards, Drum Programming, Guitar – BabyfaceProducer – BabyfaceWritten-By – AJ McLean*, Brian T. Littrell, Howie Dorough, Kevin Richardson, Nick Carter

Producer – Kristian LundinRecorded By, Mixed By – Jake*, Kristian LundinWritten-By – Andreas Carlsson, Jake*, Kristian Lundin

Engineer [Assistant Mix] – Charles McCrorey, Shane StonebackEngineer [Assistant Recording] – Jamie Allen , Shane StonebackEngineer [Recording] – Alan Armitage, Chris Trevett, George SpattaGuitar – Randy BowlandInstruments [All Other] – Larry "Rock" CampbellMixed By – Chris TrevettProducer – Larry "Rock" Campbell, Timmy AllenWritten-By – AJ McLean*, Brian Kierulf, Josh Schwartz

Acoustic Guitar, Electric Guitar – Esbjörn ÖhrwallEngineer [Mix] – Bernard LöhrKeyboards, Programmed By – Per MagnussonProducer, Arranged By – David Kreuger, Per MagnussonProgrammed By [Additional] – David KreugerRecorded By – David Kreuger, Per MagnussonWritten-By – Andreas Carlsson, Kevin Richardson, Max Martin

Arranged By [Additional Vocal & Musical] – Howie DoroughArranged By [Piano & Strings] – John KatalenicConductor – Randy Thornton Contractor [String] – Dona Kay FlintEngineer [Assistant Mix] – Tom BenderEngineer [Assistant Recording] – Jamie Allen , Kyle Scholler, Marcelo Zolessi, Toby DearbornEngineer [Mix] – Mick GuzauskiEngineer [Recording] – Adam Barber, Alan Armitage, George SpattaEngineer [Strings 2Nd] – Clayton WarinerEngineer [Strings] – Dirk WoodruffOrchestra – L.A. East Studio String OrchestraProducer, Arranged By – Timmy Allen, Veit RennWritten-By – Andrew Fromm, Calum MacColl, Howie Dorough