The first ever Simpsons animation.
Originally broadcast on 19 April 1987 as a segment of "The Tracy Ullman Show", season 1 episode 3.
In the Simpsons' first television appearance, Lisa is the only character whose name is mentioned.
This short has been released in its entirety on the complete first season of "The Simpsons" DVD as a special feature and on the episode "The Simpsons 138th episode spectacular" in season seven.