A resident of Springfield dies; Krusty feels offended after being roasted on a cable channel, so he decides to retire; Lisa tries to keep Homer from getting hurt.
When Homer's efforts at parenting go poorly, Marge schedules him and Bart for a conflict resolution program; Marge manages Homer's fantasy football league.
When Marge opens a franchise sandwich shop, the running of the business proves challenging, especially when a competitor opens another location across the street.
When Bart reads a set of Aramaic symbols, he and Lisa find themselves transported to an alternate universe; a member of Moe's gang wants to leave the life for a girl; the family is visited by former versions of themselves.
Lisa gets a surprise when the assemblywoman she brings in to stop Mr. Burns' fracking operation turns out to be attracted to him.
The Planet Express crew travels to Springfield to stop the Simpson family from destroying the future.
A new teacher at school named Mr. Lassen (Willem Dafoe) is determined to crush Bart Simpson's spirit.
A mid-life crisis has Homer taking up bass guitar and forming a cover band with other dads, but the band's success is threatened by the breakout potential of one of its members.
When Homer stays out drinking with Moe on Christmas Eve, Marge tells him not to come home, leaving him to make a sad trek through the town.
The Simpsons board the wrong ride at Dizzneeland and end up being held captive at a zoo on Kang and Kodos' home planet.
When Homer is hypnotized at the circus, he thinks he is a young boy again -- and becomes Bart's new best friend and accomplice.
Homer and his new friend, an inventor named Elon Musk, revolutionize Springfield's nuclear plant; Mr. Burns wants to get rid of Musk after the inventor goes too far.
Lisa writes a new anthem for Springfield when she learns the original was stolen from another town; Homer learns the meaning of "wide pride."
Fed up with the thankless duty of driving the kids around, Marge starts working as a driver for a transportation app service; Homer bankrupts Moe while watching the bar for a night.
Homer is asked to keep Princess Kemi out of trouble while her father, a Nigerian king, makes a deal with Mr. Burns; Moe thinks Kemi is related to the Nigerian prince who scammed him.
When Chief Wiggum uses a military jet pack to fight crime, he ends up crashing it into the church, leaving Marge and the congregation to resort to gambling to raise money for the repairs.
When Homer wins the competition to become the new Duffman after the old one retires, the sober nature of the job forces him to realize beer isn't as important as he thought.
Marge follows Bart around in an effort to get him to confess to being involved in a bulldozer crash; Homer ignores Santa's Little Helper when Flanders brings a new dog home.
The family goes on a trip down memory lane when Homer gets an old roll of film developed -- revealing the origin of Lisa and Bart's rivalry.
Grampa shares stories about his time in the Air Force; Bart starts smoking in an effort to impress Millhouse's cousin.
When Bart is bullied at a dance, Marge gets the town to pass anti-bullying legislation; Homer is sent to rehab for bullying Flanders.