The citizens of Ogdenville migrate to Springfield after their tainted barley crop (which was put into Krusty Burger's latest sandwich) causes an economic collapse.
* DoomedHometown: Ogdenville
** ApocalypseHow: Their economic problems… it seems barley is their only crop... more of a Class 0.
* IsThisThingStillOn: If at least the farmer giving the interview minded the trope.
* TakeThat: It’s obvious that the episode is a take on the issue regarding immigration issues.