tracks 6, 7, 9, 11 backing vocals Audra Nishita tracks 7, 9, 11 backing vocals Darryl Swann tracks 1, 3, 6 to 11 backing vocals Dawn Beckman tracks 6, 7, 9, 11 backing vocals Fanny Franklin tracks 1 to 3, 6, 8, 11 backing vocals Stephanie Alexander tracks 1 to 3, 6 to 9 backing vocals Sy Smith tracks 1, 4 to 7 bass Dave Wilder tracks 2, 3, 8, 10 to 13 bass Mike Elizondo tracks 4, 6, 8 drums Ahmir '?uestlove' Thompson tracks 1, 2, 5, 6, 9 to 13 drums Victor Indrizzo engineer Darryl Swann tracks 2, 3, 6, 7, 12, 13 guitar Arik Marshall tracks 1, 2, 7, 9, 10, 12, 13 guitar Darryl Swann tracks 1, 3, 4, 9, 10 guitar Jinsoo Lim tracks 3, 7 to 9 horns Printz Board tracks 1, 2, 4 to 7, 12, 13 keyboards [chamberlain] Zac Rae tracks 1 to 3, 5 to 13 lyrics by Macy Gray mastered by Vlado Meller mixed by Dave Way tracks 1 to 3, 7, 9, 10, 12 to 13 music by Darryl Swann tracks 1 to 3 music by Dave Wilder tracks 1 to 3, 7, 8 music by Jeremy Ruzumna tracks 5, 8, 9 organ Billy Preston tracks 1, 5 to 7, 10, 12, 13 organ Jeremy Ruzumna tracks 3, 4, 6 to 13 percussion Ahmir '?uestlove' Thompson tracks 6, 10 to 13 percussion Frank "Knuckles" Walker tracks 1, 3, 5 percussion Marina Bambino tracks 1, 4, 8, 10 piano Jeremy Ruzumna tracks 4, 5, 9, 10, 12, 13 piano Zac Rae producer Macy Gray producer Rick Rubin programmed by Darryl Swann tracks 3, 7, 9 saxophone Tim "Izo" Orindgreff tracks 4, 6, 9, 12, 13 scratches Kiilu Grand tracks 3, 7 to 9 trombone Steve Baxter tracks 3, 7 to 9, 12, 13 trumpet Printz Board Recorded At Paramount Recording Studios Recorded At Record Plant, Los Angeles Recorded At The Studio Mixed At Record Plant, Los Angeles Mixed At Larrabee Sound Studios Mixed At Cello Studios Mixed At Sony Music Studios, New York City Glass Mastered At Sony Music, Pitman The kids choir on track 4 consists of: Aanisah Hinds, Mel Hinds, Kaya Tafari Joseph, Sequoia Reyes, Shawki Jibri, Darice Murphy, Ronesha Davis, Tyler Beckwith, Paloma Elsesser & Sunnie Shawn.
CD contains a hidden track 14, which is referred to as 'Shed' on a sticker found on sealed copies of the album.