Early in the episode Keith tells David "I feel like I have been eating this cake for 12 months". The season 3 finale aired June 1 2003 in which Kieth started eating the wedding cake. This episode aired June 13 2004 and picked up where the last left off showing Keith still eating the same cake approximately 12 months later.
The Sim game that Arthur is seen playing while Ruth and George noisily make love was created specially for the show.
Claire is looking at a book of photographs by Nan Goldin when she talks with David in her room.
This is the only episode of the fourth season that doesn't feature Sprague Grayden as Claire's friend, Anita.