| 1 | One Sweet Day (album version)- percussion programming:
- Walter Afanasieff and Dan Shea
- synthesizer programming:
- Gary Cirimelli
- additional engineer:
- David Gleeson
- co-engineer:
- Kurt Lundvall, Andy Smith and Brian Vibberts
- engineer:
- Dana Jon Chappelle
- audio engineer:
- Dana Jon Chappelle and Jay Healy
- mixer:
- Mick Guzauski
- bass synthesizer, keyboard and synthesizer:
- Dan Shea
- guitar [guitars]:
- Dann Huff
- keyboard, percussion and synthesizer:
- Walter Afanasieff
- background vocals and lead vocals:
- Boyz II Men and Mariah Carey
- performer:
- Boyz II Men and Mariah Carey
- phonographic copyright (℗) by:
- Sony Music Entertainment Inc. (in 1995)
- recorded at:
- The Hit Factory in Manhattan, New York, New York, United States and Wallyworld in San Rafael, California, United States
- mixed at:
- Sony Music Studios in Hell's Kitchen, New York, New York, United States
- part of:
- Billboard: Greatest of All Time Hot 100 Songs (number: 43)
- recording of:
- One Sweet Day
- lyricist:
- Mariah Carey, Michael McCary, Nathan Morris, Wanya Morris and Shawn Stockman
- writer:
- Walter Afanasieff
- composer:
- Mariah Carey
- publisher:
- Aynaw Publishing, Black Panther Publishing Co., Ensign Music Corporation, Rye Songs, Shawn Patrick Publishing, Sony Songs Inc. and Vanderpool Publishing
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