John Autry II is the first deaf actor to appear on the series, and this is the first episode to use American Sign Language.
Couch Gag: Marge, Homer, Bart and Maggie are shown as notes as Lisa plays the saxophone.
The First Church of Springfield sign reads "Lotto fans -We've got the original book of Numbers"
This is the first episode to be seen by less than one million viewers.
In the episode "Round Springfield", it is implied that Dr. Hibbert and Bleeding Gums Murphy are estranged brothers. In a flashback scene, Dr. Hibbert examines Monk Murphy for deafness. The brothers seem to be, already at this point, estranged to the point that they do not recognise one another.