The 13th Treehouse of Horror episode, consisting of three self-contained segments. Send in the Clones – Homer buys a hammock that can produce clones of himself. He creates numerous clones to help him around the house, but they soon overrun Springfield. The Fright to Creep and Scare Harms – Lisa petitions the town to get rid of their firearms after discovering the gravestone of a young man named William Bonney who died from gun violence. However, Lisa soon discovers that William Bonney is the real name of Western outlaw Billy the Kid, whose ghost, along with the ghosts of other infamous criminals, takes over the defenseless town. The Island of Dr. Hibbert – Dr. Hibbert invites the citizens of Springfield to his island resort, where he turns them into animals.
Paulie takes pains to integrate his mother Nucci into the social world at Green Grove. Meanwhile, Furio faces up to his inner feelings during a trip to Italy to see his ailing father; Ralph introduces Tony to his new 'goomar,' Valentina; and Carmela finds a new source of investment income.
Malcolm, whose frenetic home life is a kind of zoo, begins the fourth season by accompanying his family to the real thing. A visit to the zoo offers close encounters with creatures great and small. But Hal wishes he could have passed on an encounter with Lois's former beau, who lectures on rain-forest animals. Elsewhere, Reese butts heads with a goat; and Malcolm and Dewey take a tumble into a tiger den. Another storyline checks in on ne'er-do-well Francis, now the unlikely foreman of a dude ranch owned by a cheery German businessman.
A robbery that involved two fatalities leads to the discovery of a long-running case of tampering with drugs. Goren and Eames have to figure out a way of catching a pharmacist who has been diluting cancer medication without using the exhumated bodies of patients who had been given the medicine.
Paige has meet Degrassi's rival star player Dean and she's intrigued and he even invites her to a party, but when they go upstairs to talk things go terribly, terribly wrong. Also JT and Toby are having problems sharing a locker.
Bobby meets a new girl, but Hank objects to her parents' liberal parenting style.
With the English army trapped in France and a German invasion imminent, a Nazi sympathizer is murdered during a pro-Facist meeting at a country hotel.
Political, religious and moral issues surface in a trial involving medical research. Also, Lindsay, now on her own, defends a client whose singing gives a neighbor the blues.
After Jack and Bobby arrest a drug dealer they, along with Sue, interrogate him in order to capture other drug dealers in the trade. Meanwhile, the rest of the team is focused on the brand-new offices on the fifth floor.
Roxanne is positive Meg is the ""Blurry Girl"" in a teen Magazine dancing with Jimmy Riley. Jack and Helen are in New York for a reunion of Jack's World War II unit. Beth tries in vain to reach J.J. but he cuts her off again. Later Meg meets Jay of Jay and The American's as he performs their hit ""Come a Little Bit Closer"" at a Bandstand rehearsal. He and Meg hit it off as does Roxanne and Carl the drummer. They plan a party for that night at the Pryor's house. Meanwhile in New York, Helen is approached by a man who claims Jack saved his life during the war. Patty finds out about the Party and wants to impress her spelling-bee foe Kevin by inviting him to party with Jay Black. J.J. and Will find Jack's 'Medal of Honor' while moving the last of the stuff from Meg's new room to the garage. Jay suggests to Meg and Roxanne they go some place else instead for the party. Beth and Kevin both show up, while J.J. and Beth have a fight, Patty and Kevin wait awkwardly for Meg to get home, which she
Dr. John Becker goes through his daily routine of being a doctor, stopping at his favorite diner, and other various situations, all the while hating life and everything around him.
With high hopes of winning a fabulous spa resort vacation, Brak enters a rap contest. Rapper Cee-lo guest stars.
Abe runs for class president in an attempt to impress Cleopatra, but when Abe sells out to a corporate sponsorship, Joan questions his leadership abilities, and Gandhi falls ill.
Knock Knock (II) Velcro Fly High Rollers Grid Iron Wipe Out Skipping Stones Karaoke Show Down (v2) [Original Japanese Episode #092]
Fred discovers her old physics professor is the one who exiled her to Pylea; Cordelia can't get comfortable with Connor and begins to wonder more about her history with Angel.
Ventress tries to stop a bankrupt farmer from taking revenge on the bank. When Vernon goes into the horseradish business he discovers that he can't stand the heat in the kitchen.
The Agency discovers that a suicide bomber responsible for the death of 14 people in an amusment park is an American citizen belonging to a terrorist ring.
Jackie tracks the Rabbit Talisman power to Douglas, Wyoming, Jackalope Country USA! Jade befriends Chip, a third string quarterback who wants to play in the big game that night. She discovers that the team mascot is the talisman rabbit they're looking for, but looses him in the process. Just as they catch up with the whiley rabbit, Daolon and the Dark Chi Enforcers arrive. Chip stumbles upon the group and inadvertenly allows Jade to grab the rabbit. Daolon takes Chip prisoner and demands the rabbit in exchange. Durring the 'exchange' Chip realizes the power of the rabbit and manages to grab it from Jade and take off. Chip arrives at the game just in time to be sent in. Chaos ensues as Jackie goes into the game to retrieve the rabbit while Uncle performs chi spells from the sidelines. Daolon is defeated and the rabbit is sent to Section 13.
This episode demonstrates the production processes for fiberglass boats, clothes dryers, bubble gum and fireworks, and shows how each is made.
After accidentally destroying Folsom's birthday party, Fillmore and Ingrid are asked to do convention duty. However, the train convention experiences sabotage, leaving the entire convention ruined. Fillmore and Ingrid first suspect the RC Car Club to be behind it, but the evidence points in the other direction.