The episode follows Linda Belcher’s desperate attempt to take the family to the symphony for "free admission night" to prove they are a sophisticated family. Her plans are derailed when a breaks out, starting with Gene.
Bob eventually grounds Gene (a rare moment of discipline) and manages to convince Linda that their kids' creative spirits are more important than academic or social status. The family takes medicine and resolves to rebuild the hamster slide. Cast and Crew Episode Discussion - "Worms of In-Rear-ment" (BOB-923)
Louise is the only family member who remains uninfected, becoming increasingly paranoid and physically distancing herself from her "wormy" family. Linda, driven by her obsession with the symphony, eventually breaks down and destroys a "hamster slide" the kids built in the living room while chasing Louise.