The Magnavox model Nassau 19 TV set, often seen in the writers' office, is facing directly toward the main camera shot in this episode. When the gang is seated on either side of it, the reflection in the picture tube gives a fuzzy look at the side of the studio beyond the cameras. Lighting, audience, and a figure to the right (possibly director John Rich?) are all apparently visible.
As Rob prepares to perform the sketch that he and Hap wrote about comedy, the shadow of a boom mic is seen on the wall above the sofa.
In Spangler's haberdashery, two wall hangings of Roman helmets are room decorations. They are reused later on the walls of Joey Bishop's apartment in THE JOEY BISHOP SHOW.