In "The Wacky Molestation Adventure", she and a brown haired man are seen as the parents of DogPoo Petuski. She, her husband, and other South Park parents are sent to prison after their children reported sexual harassment. After being released from prison, she and her husband are seen staying with their son.
Mrs. Petuski is a long haired blonde woman who wears a Black dress over a white longsleeve shirt.
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- "Spontaneous Combustion" - Seen in church and is later seen watching Randy Marsh win his Nobel Prize.
- "Two Guys Naked in a Hot Tub" - She and her husband are seen at the Meteor Shower Party.
- "Do the Handicapped Go to Hell?" - Seen in the church choir.
- "The Wacky Molestation Adventure" - Seen in the prison with the other parents, and with her husband and son at the end of the episode.
- "A Very Crappy Christmas" - Seen leaving home with Mr. Petuski to watch the boys' film.