The Yum Yums: The Day Things Went Sour
- Blwyddyn: 1990
- Gwlad:
- Genre: Animation
- Stiwdio: Hanna-Barbera Productions, Hallmark Cards
- Allweddair:
- Cyfarwyddwr: Ray Patterson
- Cast: Nancy Cartwright, Susan Silo, Frank Welker, Charlie Adler, Stacey Nelkin, Noelle North
