System testing is basically a part of software testing and test plan should always contain specific space for this testing. To test the system as a whole, requirements and expectations should be clear and the tester needs to understand real time usage of application too.
The city of Milwaukee, Wisconsin was chosen as the location in which Happy Days was set. Tom Miller, one of the producers, grew up in Milwaukee. In addition, Milwaukee gave the show a midwest flavor that they thought would appeal to a broad-based audience.
Days of Our Lives was somewhat satirized (or perhaps merely referenced) on the hit NBC sitcom Friends when series regular Joey Tribbiani (Matt LeBlanc) was cast as Dr. Drake Ramoray on the show, despite Joey living in New York when Days of Our Lives is shot in California.