The vow recited at the wedding by Robin ("Shall I compare thee to a summer's day ...") is sonnet # 18 by William Shakespeare. Actor Roger Rees got his start in acting with the Royal Shakespeare Company.
Frasier criticizes Lilith ( Bebe Neuwirth ) for her singing. In fact, Newirth had spent over a decade in dramatic and musical theatre before appearing on cheers. Her musical career bloomed, with her starring in many Broadway musicals, playing Velma Kelly in the revival of "Chicago," Lola in the revival of "Damn Yankees," and Morticia Addams in "The Addams Family," among others.
Rebecca plans on having her wedding at the old city hall in Boston. Although it is no longer used as a city hall, people do use it as a wedding venue.
The title is from the song "Wedding Bell Blues" written by Laura Nyro that became a number one hit for The Fifth Dimension in 1969.
This is the first of two appearances on prime time TV for Jack Murdock (the justice of the peace) that, thanks to the appearance of box-set streaming, would endure in the minds of viewers. The other was as the following year as "the 49'er" in Time's Arrow (1992).