The Hallmark Channel omits this episode from its rotation of reruns, presumably because of the marijuana storyline.
When Roz drops off the brownie for Niles, she says she has a date. We see that her date is a guy dressed as Santa. In "We Two Kings" we find out that Roz has a crush on Santa.
Martin's pizza order would've run Frasier about $45 in 2003: the raw inflationary equivalent of about $50 in 2020. However, six large pizzas in Seattle in 2023 will actually run about $100.
Character's name: Natalie Blanc = White Christmas.