Adagio for Strings is played during the "dark and gloomy" scene showing the coastguards driving toward the Simpson's house. Adagio for Strings was also used for the main theme in Oliver Stone's anti-war movie Platoon. The scene itself is a parody of a scene from Saving Private Ryan, where Mrs. Ryan is informed of the death of her sons.
Homer's song "You're the Wilma to my Fred" is a reference to another animated sitcom, The Flintstones.
Part of "The Raiders March" from the Indiana Jones film, Raiders of the Lost Ark is played when Uncle Norbert flies Milhouse home in his biplane.
The music representing Danish culture is actually "Swedish Rhapsody No. 1" by Hugo Alfven, a Swedish composer.
After leaving the school bus, Bart tried Krumping. Later, Marge continues Krumping to cheer Bart up but she fails.
Trivia
This and Simpson Tide are the only two episodes where Ralph says something clever, or at least, less dumb.
The carpet in the TV room stretched into the kitchen when Marge did Bart's dance.
Goofs
As Bart and Milhouse roast marshmallows at the fireplace, the marshmallows change color as the camera shifts.
Continuity
Milhouse's parents get remarried after getting divorced in A Milhouse Divided.
