Futurama
I Second That Emotion
Season 2 Episode 5 – first aired on Nov. 21, 1999
Professor Farnsworth installs an empathy chip in Bender after the inconsiderate robot flushes Nibbler down the toilet. With his newfound emotions, a concerned Bender ventures into the mutant-infested sewers to rescue Leela's beloved pet.
Quotes:
And so we say goodbye to our beloved pet, Nibbler, who's gone to a place where I, too, hope one day to go. The toilet.