The Simpsons
Lisa's Pony
Season 3 Episode 8 – first aired on Nov. 7, 1991
Overcompensating for his neglect, Homer buys Lisa a pony; the high cost of maintaining the animal forces him to work the graveyard shift at the Kwik-E-Mart.
Quotes:
Well, you know, we're always buying Maggie vaccinations for diseases she doesn't even have.