Joan Rivers: A Piece of Work
- År: 2010
- Land: United States of America
- Genre: Documentary
- Studio: Break Thru Films
- Nøgleord: comedian, biography, american, duringcreditsstinger, woman director, actress, joan rivers
- Direktør: Ricki Stern, Anne Sundberg
- Cast: Joan Rivers, Melissa Rivers, Kathy Griffin, Don Rickles