Gnarls Barkley – The Odd Couple

Vocals [Computer Girl] – Sierra Simone
Written-By – Thomas Callaway
Written-By – Brian Burton

Engineer [Vocal] – Jay Petach
Written-By – Francesco De Masi
Written-By – Thomas Callaway
Written-By – Brian Burton

Arranged By [Chorus], Conductor [Chorus] – Daniele Luppi
Bass – Josh Klinghoffer
Chorus – I Cantori Moderni di Alessandroni
Written-By – Peter Dunton
Written-By – Thomas Callaway
Written-By – Brian Burton

Engineer [Assistant] – George Nixon
Performer [Child's Play] – Kingston Callaway
Vocals [Additional] – Brandon Guardado
Vocals [Additional] – Julien Chinchilla
Vocals [Additional] – Wormie
Vocals [Additional] – Tatyana Peko
Vocals [Additional] – Tierney Lare
Written-By – Thomas Callaway
Written-By – Keith Mansfield
Written-By – Brian Burton

Written-By – Thomas Callaway
Written-By – John Charles Alder
Written-By – Brian Burton

Written-By – Thomas Callaway
Written-By – Brian Burton

Written-By – Thomas Callaway
Written-By – Ronald Blackwell
Written-By – Brian Burton

Acoustic Guitar – Clint Walsh
Double Bass [Upright Bass] – Heather McIntosh
Guitar [Electric] – Josh Klinghoffer
Percussion – Steve Nistor
Written-By – Bob Feldman
Written-By – Thomas Callaway
Written-By – Gene Allan
Written-By – Brian Burton
Written-By – Ron Dante

Engineer [Assistant] – George Nixon
Written-By – Thomas Callaway
Written-By – Brian Burton

Written-By – Thomas Callaway
Written-By – Cy Payne
Written-By – Brian Burton

Written-By – Thomas Callaway
Written-By – Brian Burton

Written-By – Nico Fidenco
Written-By – Thomas Callaway
Written-By – Brian Burton

Bass, Guitar, Organ – Jason Falkner
Drums, Percussion – Joey Waronker
Engineer – Nigel Godrich
Engineer – Darrell Thorp
Mixed By, Producer – Nigel Godrich
Written-By – Thomas Callaway
Written-By – Michel Gouty
Written-By – Pierre Nacabal
Written-By – Brian Burton