Mr. Green runs for city council.

Helga decides to act like Lila so Arnold will like her..

When Arnold gives the superhero Monkeyman a taste of normal life, he’s far too busy to bother helping the weak and downtrodden.

Helga and Harold must return to town on their own after the bus leaves them behind after a school trip to a chocolate factory, and Helga has tickets for a…

Helga confides in the school psychiatrist about her social life, family life, and her love for Arnold.

Dino Spumoni is found missing and then declared dead after what appears to be a suicide attempt. but Arnold finds out that this isn’t the case, and he secretly lives…

Arnold’s Grandpa recalls his adventures as a soldier in the Second World War, outwitting a regiment of Nazis, while Gerald’s dad, Martin, remembers his own time serving in Vietnam.

Helga becomes a model, but she quits after she gets irritated at everyone dressing like her.

Arnold’s classmates are tired of constantly telling them the right thing to do, so he stops giving them advice. Nevertheless, when his classmates get into sticky situations, they are in…

After getting in a car accident, Bob and Grandpa face off on the golf green, with the loser having to pay for the damage to both cars.

Arnold and Helga must care for an egg for a school project about parenting. Meanwhile, Rhonda and Harold are project partners and must also take care of an egg.

After Grandpa tells Arnold that he never got his grade school diploma, Arnold convinces him to come to go back to school at P.S. 118.

Crisis strikes when Gerald’s little sister, Timberly, eats a stock of chocolate turtles that he and Arnold are supposed to sell for a local scout organization.

Harold, after discovering his friends think he is obese, decides to go on a weight-loss cruise. When he comes back, though, he is noticeably larger.

Helga tries to separate Arnold from Lila while at the annual Cheese Fair.

A sleep-talking Helga confides into Bob’s parrot about her love for Arnold. The next day, the parrot flies into Arnold’s window, and it is up to Helga to get it.

Phoebe is promoted to the sixth grade, but realizes that her new so-called “friends” are just using her to do their homework.

Helga wants to show Arnold that she can be as sophisticated as Lila is by taking him, Gerald, and Phoebe out to dinner with a coupon she won. She devises…

Arnold finds out that Oskar is illiterate and tries to teach him to read.

After Bob pops his spine, Miriam runs Big Bob’s Beepers. She gets in over her head and forgets about her family.

After losing Eugene’s birthday party invitations, Arnold feels obliged to throw him another party, but it doesn’t work out.

Stinky grows a huge pumpkin to enter in a city competition.

Gerald’s older brother Jamie O has a sudden burst of kindness when he finds a girlfriend, but Arnold and Gerald soon find out that the girl is just using Jamie…

Harold, Sid, and Stinky all moon Principal Wartz, but Arnold is blamed, even though he was just an innocent bystander.

Helga’s sister Olga comes home for spring break and becomes a classroom aid in Helga’s class, much to Helga’s chagrin.

After Sid works off a debt with loan shark Big Gino, the two become friends, but when Sid is told to give Arnold a swirlie, he has to choose between…

Arnold is in charge of the school dance. He books has-been singer Dino Spumoni, and when he sings a depressing “good-bye” song, all fingers point at Arnold.

Arnold is okay with working with Gerald at Mrs. Vitello’s flower shop after she’s injured and puts Gerald in charge, but not with working for Gerald, which causes the friendship…

A simple Connecticut farm girl is recruited by a distant relative, an aristocratic patroon, to be governess to his young daughter in his Hudson Valley mansion.

A basketball game of Goofs (P.U. vs. U.U.) in which the players play furiously, often breaking the rules of the game. All of the players are named after Disney artists.

Two card sharks, pretending to be brother and sister, clean out a small-town banker, then take over a crooked gambling joint.

Ditte is born out of wedlock and lives as a young girl with her old beloved grandmother. As an illegitimate child she is teased in school and more than anything…

A police detective uses his girlfriend to track down a homicidal maniac.

A Harlem nightclub entertainer arrives on the Caribbean island of “Rinidad” to perform as the headliner in a revue at the Paradise Hotel. She quickly attracts the attention of several…

Celestine, the chamber-maid, has a new job in the country, at the Lanlaires. She has decided to use her beauty to seduce a wealthy man, but Mr. Lanlaire is not…

In Victorian England, literary siblings Emily and Charlotte Brontë vie for the affection of the Rev. Arthur Nicholls. Along with their sister Anne, Emily and Charlotte also try to help…

A fatally shot female gangleader recounts her sordid life of crime to a police officer just before she dies.

Arnold and Helga both think they are having the worst Thanksgivings ever. Arnold’s Family are celebrating President’s Day, and Olga is at the Pataki house. When Arnold and Helga go…

The kids compete in a grand prix race against each other.

Arnold, Grandpa, and friends reenact the Pig War.