First appearance of Dylan McKay.
It was 105 degrees on the day the scene with the mailman was filmed, and the producers were having a hard time keeping the "snow" - which in reality was just a soap suds mixture - from evaporating in the heat.
According to the addresses on the envelope in the intro, the Walshes move from: 1408- Walnut Avenue Minneapolis, MN 55348 to: 933- Hillcrest Drive Beverly Hills, CA 90210
Originally this episode had a different theme song, but it was changed to the theme everyone knows in episode three.
In the scene where Steve is talking to his mom, he says David's dad, Mel is creating a TV show and she wants a part. But later in the episode David tells Steve his father is in surgery, an oral surgeon.