Credits

Peter Cetera: Bass, Vocals
Robert Lamm: Keyboards, Vocals
Terry Kath: Guitar, Vocals
Lee Loughnane: Percussion, Trumpet, Backing Vocals
James Pankow: Percussion, Trombone
Walter Parazaider: Percussion, Woodwinds
Phil Ramone: Mixing
David McLees: A & R, Project Supervisor
Gary Peterson: A & R, Project Supervisor
Hugh Brown: Photography
Randy Perry: Project Assistant
Laudir De Oliveira: Congas
Richie Blakin: Mixing Assistant
Joe Lala: Congas
John Berg: Cover Design
Maria Villar: Art Direction
James William Guercio: Producer
Barry Feinstein: Photography
Mike Engstrom: Product Manager
Steven Chean: Editorial Research
April Milek: Project Assistant
Nick Fasciano: Cover Design
Wayne Tarnowski: Engineer
Jeff Magid: Audio Supervisor, Mixing
Don Heckman: Liner Notes
Valerie Valera: Design
Jeff Guercio: Assistant Engineer
Bob O'Neill: Project Assistant
Ingrid K. Olson: Project Assistant
Steve Woolard: Project Assistant
Danny Seraphine: Drums, Bells, Congas
J. G. O'Rafferty : Pedal Steel