The photo of Lois O'Neill (played by Faye Dunaway) and Frank Sinatra is a publicity shot for The First Deadly Sin (1980) in which both actors starred.
In this episode it is revealed that Catherine Willows' mother, Lily Flynn, used to be a showgirl.
This episode triggers Greg's interest in "Old" Vegas.
The title is a parody of "Kiss Kiss, Bang, Bang", a phrase originally applied to James Bond and used as the title of Pauline Kael's 1968 book "Kiss Kiss, Bang, Bang". There have been several unrelated films and television episodes released with that title over the years.
Both Faye Dunaway and Eric Szmanda played in The Rules of Attraction (2002) four years prior to this episode.