Producer: Bill Appleberry - Artist: Christina Aguilera - Mixer: Bill Appleberry - Artist: Chris Mann - Recording Engineer: Bill Appleberry - Recording Engineer: Tim Hark - Recording Engineer: Brian Dong - Engineer: Tim Hark - Engineer: Brian Dong - Asst. Recording Engineer: Navon Weisberg - Mastering Engineer: Nick Dofflemyer - Mastering Engineer: Erick Labson - Mastering Engineer: Pete Doell - Recording Arranger: Paul Mirkovich - Guitar: Justin Derrico - Guitar: David Barry - Bass (Vocal): Sasha Krivtsov - Drums: Nate Morton - Keyboards: Eric Daniels - Keyboards: Paul Mirkovich - Background Vocalist: Stevie Mackay - Background Vocalist: Kara Britz - Background Vocalist: Denosh Bennett