Overview: When Retirement Castle is closed, Marge asks Grampa and two other octogenarians to move in; Nelson befriends Bart after Bart defends him.
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First Air Date: Jan 01, 1970Last Air date: Jan 01, 1970Season: SeasonEpisode: EpisodeRuntime: minutesQuality: HDIMDb: / 10 by usersPopularity: Language: