This episode guest stars Dan Castellaneta, the actor voicing Homer Simpson and numerous other characters on The Simpsons (1989). O'Neill's favorite television program is The Simpsons and he is often heard quoting Homer's catch phrases such as "D'oh" and "Mmm, donuts". On The Simpsons, Homer's sisters-in-law, Patty and Selma, are loyal viewers of Richard Dean Anderson's previous series, MacGyver (1985). Anderson later guest stars in The Simpsons (1989) Kiss Kiss, Bang Bangalore (2006), where he voices an animated version of himself who is abducted by the MacGyver superfans while attending a Stargate convention.
This episode takes place from 1998 to 2005.
When Joe meets Teal'c for the first time, he comments on how Teal'c used to have a slightly gold colored head with no hair. Referring to the seasons where Teal'c had no hair. There was never any real explanation for why Teal'c had this gold skin tone. It is assumed that it was somehow related to traditions and customs of the Jaffa
Citizen Joe is essentially a clip show. So naturally the writers made Joe a barber.
The mail carrier logo on Andy Thompson (Calvin)'s hat and shirt are for "Post Office Delivery" and not USPS.