This episode was originally aired on 17th of May, the Norwegian Constitution Day, and contained a number of Norwegian references.
After the 20th season wrapped, The Simpsons' next episode has Bart write on the chalkboard, "High-definition is worth every penny." As of June, 2020, "Coming to Homerica" is the final episode available on disc.
According to Marge, Maggie says her first words which are in Ogdenese. Maggie says "Ja, Ja" (pronounced Ya, Ya). The actress/actor who voices her words are uncredited.
As of 2023, it is the most recent episode to be featured in any of the official Simpsons episode guidebooks.