The Simpsons:
Season:     18     / Episode:     4    
Treehouse of Horror XVII

The Ned Zone - Ned Flanders gets hit on the head by a bowling ball and falls in a coma. When he wakes up, he gains the power to predict people's deaths. Four Beheadings with a Funeral - Lisa and Bart investigate the murders of Victorian-era England's most prolific prostitutes. In the Belly of the Boss - The Simpsons go on a fantastic voyage through Mr. Burns's body to rescue Maggie after she gets shrunk down into a pill and ingested by Burns.

B.I.: Bartificial Intelligence - Bart falls into a coma after trying to jump into the swimming pool at Patty and Selma's apartment complex. With Bart incapacitated, the Simpsons buy a robot son, who proves to be a better son than Bart ever was. Survival of the Fattest - Homer and others are unwilling contestants on "The World Series of Manslaughter", a survival reality show in which Mr Burns tries to kill them all. I've Grown a Costume on Your Face - After she loses a Halloween costume contest, a witch turns the townspeople into their Halloween costumes, and Lisa (who is now Albert Einstein) finds out that Maggie (who is dressed as a witch) is the key to revert the spell.

The nineteenth season's annual trio of Halloween stories, all of which are movie parodies:[17] "E.T. Go Home" - In this send-up of E.T., Bart finds Kodos (who is hiding from the government) and helps him obtain devices to contact his home planet, but Kodos' intentions are proven to be murderous. "Mr. and Mrs. Simpson" - In this send-up of Mr. & Mrs. Smith, Homer lives a double life as a government assassin, but discovers that Marge is one too and must eliminate her after she botched his attempt at assassinating Kent Brockman. "Heck House" - In this send-up of Se7en, Ned Flanders turns the church into a Hell house and asks God for devilish powers so he can teach the children the consequences of committing the seven deadly sins.

The twenty-fifth annual Simpsons Halloween special includes parodies of Stanley Kubrick's A Clockwork Orange and The Others. In the segment spoofing The Others, the Simpsons are haunted by a family of ghosts that turns out to be their former selves from The Tracey Ullman Show.'School in Hell' inspired by the work of (British comic book author) Neil Gaiman.

In the twenty-sixth annual Simpsons Halloween special, Homer suddenly gets short-term memory loss, Bart, Lisa and Milhouse all get superpowers from radiation, and Sideshow Bob finally kills Bart. Guest stars: Kelsey Grammer as Sideshow Bob