According to Jim (2001)

S06E03 Guinea Pygmalion

After their beloved guinea pig accidentally ingests an eraser, Jim finds himself facing the hefty bill for a necessary surgical procedure. As the family's finances are put to the test, Jim must navigate the challenges of caring for their pet while also dealing with the unexpected costs that come with it. This ordeal brings the family closer together as they rally to support their furry friend in his time of need.