Season 23, Episode 4 Replaceable You

First Aired: November 6, 2011

Homer gets a new assistant at work (voice of Jane Lynch), who quickly replaces him. She turns out to have a sinister past. Meanwhile, Bart's science-fair project , a mechanical seal, outclasses Lisa's and proves to be a hit at the retirement home.

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  • Premiered: December 17, 1989
  • Rating: TV-PG
  • Premise: Matt Groening's subversive, animated satire about Springfield's hapless first family became a cult favorite when it premiered on Fox in 1989 after first being seen in 1987 as a short on 'The Tracey Ullman Show.' That was then; now it's TV longest running c… (more)

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