The infection rapidly spreads through the household. Tina gets it after high-fiving Gene; Bob gets it after wearing shoes Gene had "scratched" himself with; and Linda eventually succumbs despite her initial denial.
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. [S11E2] Worms of In-Rear-Ment
Gene contracts pinworms after eating a tater tot off the floor of the school bathroom, which was handed to him by Peter Pescadero. The infection rapidly spreads through the household
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) Her plans are derailed when a breaks out, starting with Gene