When his Christmas bonus is cancelled, Homer becomes a department-store Santa--and then bets his meager earnings at the track. When all seems lost, Homer and Bart save Christmas by adopting the losing greyhound, Santa's Little Helper.
After switching IQ tests with Martin, Bart is mistaken for a child genius. When he's enrolled in a school for gifted students, a series of embarrassments and mishaps makes him long for his old life.
Homer is fired for nearly causing a meltdown at the nuclear plant. When he finds a new calling as a public safety advocate, he finds himself facing off against Mr. Burns.
After an embarrassing experience at the company picnic, Homer pawns the TV and uses the proceeds to take the family to therapy sessions.
Fed up with Nelson's bullying, the kids from Springfield Elementary decide to teach him a lesson. With advice from Grandpa, Bart leads them into battle.
When Lisa get a bad case of the blues, jazz musician Bleeding Gums Murphy teaches her how to express her feelings through music.
Homer buys an RV and the family takes off on an ill-fated camping trip.
Bart tries to impress the school bullies by stealing the head of the Jebediah Springfield statue in the town square, but everyone is outraged by his act of vandalism.
Homer gives Marge a bowling ball for her birthday, and his self-serving gift backfires: she starts taking lessons from a suave French bowling instructor. When the lessons take a romantic turn, Marge faces temptation.
Bart puts his new spy camera to use when Homer gets rowdy at a bachelor party, and the incriminating photo gets distributed all over town.
Bart is sent as a foreign exchange student to France, where he is enslaved by corrupt winemakers. Meanwhile, the Simpson family hosts an Albanian student who takes a surprising interest in the workings of the nuclear power plant.
Krusty the Clown gets busted for robbing the Kwik-E-Mart, with Homer as an eyewitness. Convinced that their idol was wrongly accused, Bart and Lisa investigate the crime.