Producer: Kanye West - Featuring: Dwele - Producer: Eric Hudson - Recording Engineer: Anthony Kilhoffer - Recording Engineer: Andrew Dawson - Mixer: Andrew Dawson - Assistant Mixer: Matty Green - Assistant Mixer: Anthony Palazzole - Assistant Mixer: Andy Marcinkowski - Violin: Emma Kummrow - Violin: Igor Szwec - Violin: Gloria Justen - Violin: Olga Konopelsky - Violin: Luigi Mazzochi - Violin: Charles Parker - Viola: Peter Nocella - Viola: Alexandria Leen - Cello: Jennie Lorenzo - Bass (Vocal): Tim Ressler - String Arranger: Larry Gold - Keyboards: DJ A-Trak - Other: Eric Hudson - Additional Vocals: Dwele - Additional Vocals: Connie Mitchell - Additional Vocals: Tony "Penafire" Williams