Trivia
What Happens at the National Propane Gas Convention in Memphis Stays at the National Propane Gas Convention in Memphis
King of the Hill
The character Melanie Scovall (the convention liaison voiced by Mary Kay Place) is a reference to The Scoville Scale, which is used to measure the heat or spiciness of peppers.
Beth Grant voiced Tru Wigant, the wife of Pollard Wigant, President of the National Propane Gas Consortium, but in a previous episode voiced Hank Hill's mom Tilly.