it is real obvious because they live in Ill because shelbyville illinois is right near springfield ILL . also were the episode where all those people immigrate to springfield are from utica there is utica illinois about 20 miles from springfield Illinois
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it is real obvious because they live in Ill because shelbyville illinois is right near springfield ILL . also were the episode where all those people immigrate to springfield are from utica there is utica illinois about 20 miles from springfield Illinois