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Penicill-O's
Wikisimpsons - The Simpsons Wiki
Penicill-O's
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Food/Drink Information
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Penicill-O's is a breakfast cereal.
History[edit]
Penicill-O's was one of the many cereals being sold at Try-N-Save.
Behind the Laughter[edit]
Penicill-O's is a reference to penicillin.
Appearances[edit]
Episode – "Bart's Brain"