Alicia Keys (piano, vocal), Vincent Henry (saxophone, guitar, bass), Salaam Remi (bass, drums, keyboards, guitar), Dido (programmer, vocal), Sister Bliss (programmer, keyboards), Rollo Armstrong (programmer), Cee-Lo, Frank Romano (guitar), Graham Marsh (acoustic guitar), T-Pain (keyboards), Erykah Badu, Natacha Atlas, Justin Adams (guitar), Nawazish Khan (violin), Carol Isaacs (accordion), Lazarus Whelan (keyboards), Tim Garsaayid, Michael McGregor, Liza Minnelli, Bashiri Johnson (percussion), Elaine Caswell (background vocal), Chanelle Gstettenbauer (background vocal), Kathryn Bostic (background vocal), Sally Mayes (background vocal), Ricki-Lee Coulter, Al Shux (programmer, keyboards), Jennifer Hudson, Leona Lewis, Brandi Williams (background vocal), Brooke Lizotte (piano), Claude Kelly (background vocal), Sarah Jessica Parker, Kim Cattrall, Kristin Davis, Cynthia Nixon, Sex and the City Men's Choir, Matthew Risch, Dashaun Young, Robert Lenzi, Jeffrey Omura, Will Taylor, Nicholas Rodriguez, Paul Canaan, Ryan Silveman, Andrew Rannells, Joshua Dela Cruz, Michael Mahany, Jay Johnson, Max von Essen, Van Hughes, Kyle Dean Massey, Nick Adams, Shayna Steele, Jordan Ballard, Kamilah Marshall, Billy Stritch, Cyndi Lauper, Aaron Zigman, Mateo Laboriel (programmer)
