The Left Behinders!/Appearances
Wikisimpsons - The Simpsons Wiki
Characters
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Bill Gates (mentioned)
Mad Max (mentioend)
Barack Obama (mentioned)
Joe Quimby (picture)
Martha Quimby (picture)
Fred Rogers (mentioned)
Agnes Skinner (mentioned)
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Oprah Winfrey (off-screen)
Locations
Leftorium (mentioned)
Springfield Mall (mentioned)
Springfield Nuclear Power Plant (mentioned)
Food and drink
Vehicles