What's Going On

Alvin Score(Violin),  Angelo Carlisi(Sax (Alto)),  Beatriz Budinszky(Violin),  Bob Babbitt(Bass),  Carl Raetz(Trombone),  Chet Forest(Drums),  Danya Hartwick(Flute),  Earl Van Dyke(Keyboards),  Eli Fountain(Sax (Alto)),  Felix Resnick(Violin),  George Benson(Sax (Tenor)),  George Benson(Sax (Tenor)),  Gordon Staples(Violin),  Jack Ashford(Percussion),  Jack Brokensha(Percussion),  James Jamerson(Bass),  James Waring(Violin),  Joe Messina(Guitar),  John Trudell(Trumpet),  Johnny Griffith(Keyboards),  Larry Nozero(Sax (Soprano)),  Lillian Downs(Violin),  Marvin Gaye(Drums),  Marvin Gaye(Percussion),  Marvin Gaye(Piano),  Marvin Gaye(Vocals),  Maurice Davis(Trumpet),  Rick Margitza(Violin),  Robert White(Guitar),  Robert White(Guitar),  Tate Houston(Sax (Baritone)),  Virginia Halfmann(Violin),  Wild Bill Moore(Sax (Tenor)),  William Perich(Flute),  Zinovi Bistritzky(Violin),  Bobby Rogers(Vocals (Background)),  C.P. Spencer(Vocals (Background)),  Carole Crosby(Harp),  David Ireland(Viola),  Earl DeRouen(Bongos),  Earl DeRouen(Conga),  Eddie Brown(Bongos),  Eddie Brown(Conga),  Edouard Kesner(Viola),  Elgie Stover(Vocals (Background)),  Freddie Gorman(Vocals (Background)),  Hank Dixon(Vocals (Background)),  Italo Babini(Cello),  Jack Ashford(Tambourine),  Jack Brokensha(Vibraphone),  Jackie Hicks(Vocals (Background)),  Ken Stover(Vocals (Background)),  Lem Barney(Vocals (Background)),  Louvain Demps(Vocals (Background)),  Marlene Barrow(Vocals (Background)),  Marvin Gaye(Vocals (Background)),  Meyer Shapiro(Viola),  Nathan Gordon(Viola),  Thaddeus Markiewicz(Cello),  Andante(Vocals (Background)),  Walter Gaines(Vocals (Background)),  Johnny Griffith(Celeste),  Max Janowsky(String Bass),  Max Janowsky(12-String Bass Guitar),  Bob Olhsson(Engineer),  Calvin Harris(Engineer),  David Van De Pitte(Arranger),  Joe Atkinson(Engineer),  Ken Sands(Engineer),  Marvin Gaye(Producer),  Nate Jennings(Engineer),  Paul Riser(Arranger),  Sam Ross(Engineer),  Steve Smith(Engineer),  Ben Edmonds(Liner Notes),  Curtis McNair(Art Direction),  David Van De Pitte(Conductor),  Jim Hendin(Photography),  Ken Sands(Mixing),  Larry Miles(Mixing),  Marvin Gaye(Liner Notes),  Mathieu Bitton(Design),  Monique McGuffin(Production Coordination),  Steve Smith(Mixing),  Vartan(Art Direction),  Art Stewart(Overdub Engineer),  David Van De Pitte(Orchestral Arrangements),  Kevin Reeves(Digital Mastering),  Larry Miles(Overdub Engineer),  Harry Weinger(Reissue Supervisor),  Marvin Gaye(Audio Production),  Ryan Null(Photo Coordination),  Tom Schlesinger(Graphic Supervision)