In the Fox and Whistle, Daphne pretends to be an underwear model in order to impress her date. Jane Leeves, who plays Daphne, was actually an underwear model before appearing on Frasier.
The song Frasier and his new friends at Daphne's pub sing is "Beer Barrel Polka," written by Czech composer Jaromir Vejvoda in 1927. Lyrics written by Vaclav Zeman were added in 1934.
The Glyndebourne production of Orpheus and Eurydice is legendary among opera enthusiasts as mezzo-soprano Dame Janet Baker announced towards the end of the run that it would be her final public performance.
Last physical appearance of the character Duke, played by John LaMotta, although he would be mentioned regularly throughout the rest of the series.
The title is based on a line from the theme song for the TV series Cheers (1982) that the character Frasier Crane (Kelsey Grammer) started on.