Seasons & Episodes
Downtown as Fruits
Not looking forward to performing in Helga's "The Four Food Groups" musical, Arnold and Gerald decide to take the bus a
Eugene's Bike
When Arnold accidentally ruins Eugene's new bike, he takes Eugene out on a day of fun, thinking that "every geek deserve
The Little Pink Book
When Helga loses her pink book, full of love poems about Arnold on the bus, it ends up in Arnold's hands. Now Helga must
Field Trip
The kids are really looking forward to their field trip to the aquarium - especially when they remember the scary Lock J
Arnold's Hat
An obsessed Helga steals Arnold's hat to complete her shrine to Arnold, which is hidden in the back of her closet. But,
Stoop Kid
Arnold's hat lands on the stoop of "Stoop Kid," - a bully who has lived his whole life on his stoop, and is highly prote
Helga's Makeover
Helga is annoyed when Rhonda doesn't invite her to her slumber party - everybody assumes that "girly" parties aren't Hel
The Old Building
Arnold is asked by his Grandma to help save an old building, and then asked by Ernie to help knock the building down! Wh
6th Grade Girls
Two girls from the sixth grade who are tired of the way that their boyfriends treat them, decide to take Arnold and Gera
The Baseball
Arnold's favorite baseball player is playing his last game, so he decides to go and see his last game. The only problem
Heat
Arnold has a really bad day - the city is suffering from a heatwave, and whatever he does, Arnold just can't seem to get
Snow
Snow hits the city and Arnold can't wait to get out and have some fun... but wait, there's chores to be done... and when
Operation Ruthless
At the Annual Cheese Fair, Helga tries her best to keep Arnold well away from Ruth - a girl who Arnold has a crush on.
The Vacant Lot
Arnold and friends decide to clear out a vacant lot to play baseball on, but the adults take over it, and use it for the
The List
Arnold attempts to do something that no other kid has done before - completing the entire list of a kid's perfect Saturd
Haunted Train
When the kids complain of being bored, Grandpa tells the story of the Haunted Train. So, the kids decide to go and see i
Mugged
When Arnold gets mugged in the street, Grandma teaches him how to defend himself, but the training and fighting starts t
Roughin' It
Grandpa, Arnold, and Gerald are all going on an old fashioned camping trip... until Big Bob, Helga, and Phoebe show up w
Door #16
All of the boarders get very curious to what is inside the very personal Mr. Smith's package.
Arnold as Cupid
Oskar gets kicked out of Suzie's room when they get into an argument, so Arnold tries to get them back together when Osk
Arnold's Christmas
While Helga tries to find the perfect gift for Arnold, Arnold tries to find Mr Hyunh's long-lost daughter.
Benchwarmer
Arnold has trouble with the basketball coach and his favored son.
Cool Jerk
An older cool guy befriends Arnold, but Arnold realizes that he is really a shoplifter.
Das Subway
Arnold and the gang have no choice but to take the subway home after dark.
Wheezin' Ed
Arnold and the gang set out on a quest to find the hidden treasure of the mysterious "Wheezin' Ed" on Elk Island.
Arnold the Tutor
Arnold is given the assignment to tutor Torvald, the meanest, toughest kid in Arnold's math class, for the big math test
Gerald Comes Over
Gerald goes to Arnold's place to meet the other residents.
Spelling Bee
Arnold and Helga compete on a Spelling Bee contest.
Pigeon Man
When Arnold's pigeon gets sick, he takes it to "Pigeon Man", a person surrounded by pigeons who lives in a rooftop.
Olga Comes Home
Helga decides to give her talented sister Olga a taste of reality by changing her grade in her report card.
Sally's Comet
Arnold and Gerald must turn off all the lights in the city if they want to see Sally's Comet.
Abner Come Home
Arnold must find a way to recover his pig pet Abner after he runs away.
The Sewer King
Arnold loses Grandpa's watch inside the sewers, so he must retrieve from The Sewer King.
False Alarm
Eugene is accused of pulling the fire alarm. In the school court, the jury thinks Eugene is guilty except for Arnold, wh
World Records
The kids try to get in the book of world records so much that they would do anything, including most people on a one-per
Magic Show
Arnold has a magic show and he makes a disappearing act and uses Helga as the person disappearing. Helga decides to play
24 Hours to Live
Arnold hits Harold with a baseball, so Harold promises Arnold that he'll beat him the next day.
Arnold's Valentine
On Valentine's Day, Arnold manages to arrange two dates; one with Ruth, the sixth grader he likes, and one with his Fren
Save the Tree
Arnold and the gang must stop Big Bob from chopping down the oldest tree in town.
New Teacher
When the kids make their new teacher, Mr. Simmons, quit his job, the replacement makes them realize what they lost.
Helga's Love Potion
Helga drinks a potion to lose all feelings for Arnold.
Gerald's Secret
Gerald's secret is revealed; he doesn't know how to ride a bike, so Arnold teaches him how.
The Big Scoop
Arnold and Gerald compete against Helga for the school newspaper.
Harold's Kitty
When Harold is walking in the street, he finds a kitty that belongs to an old lady and he takes it, but then everybody a
Longest Monday
Schoolyard tradition has it that on the first Monday of June each year, the fifth graders throw the fourth graders into
Eugene's Pet
After Arnold accidentally kills Eugene's fish with a yo-yo, he must do something to make up for it.
Monkey Business
An organ grinder's monkey kisses Helga, who's convinced she has caught 'monkeynucleosis'.
Big Caesar
Arnold and Gerald do a spot of fishing, determined to catch the pond's biggest fish, the legendary "Big Caesar".
Ransom
Gerald and Arnold get on the case when Timberly loses her Barney-esque doll.
Ms. Perfect
The new girl is teased at school by Helga and the other girls, but she's soon accepted by everyone.
Arnold's Halloween
Arnold and Gerald send the neighborhood alien crazy as they broadcast a mock Halloween radio show.
Arnold Saves Sid
After Arnold saves Sid from an injury, Sid devotes himself to paying Arnold back with unending kindness.
Hookey
Arnold and Gerald bunk off school, but their day is ruined by their fear of being found out.
Freeze Frame
Arnold and Gerald go around the city following "Porkpie", a mysterious man caught on film. They suspect, because of the
Phoebe Cheats
In this variation of "The Tell-Tale Heart", Phoebe plagiarizes from a poetry book and uses one of the poems as her entry
Mud Bowl
Wolfgang and his gang of fifth graders challenge Arnold and his friends to a football game, but he has to first persuade
Gerald Moves Out
Gerald, getting tired of his family bugging him, moves out of his home and into Arnold's boarding house, only to realize
The High Life
Gerald becomes an entrepreneur out of selling watches until the market becomes saturated.
Best Friends
Rhonda and Nadine fall out over working on a project at school, leaving Arnold to work with both of them separately.
Steely Phil
Arnold's Grandpa enters a Chinese Checkers tournament to reclaim his pride lost forty years ago. Robby Fisher's name is
Quantity Time
Helga's mother tries to let her and her father, Bob, bond.
Eating Contest
Arnold follows in his Grandpa's footsteps and competes in the annual block party eating contest. After much munching Old
Rhonda's Glasses
Rhonda gets glasses and finds out what it is like to be a "Geek".
Helga's Boyfriend
Helga uses Stinky as her boyfriend to try to make Arnold jealous.
Crush on Teacher
Arnold develops a crush on Miss Felter, a substitute teacher, thinking he is having dinner at her house.
Hall Monitor
Phoebe becomes hall monitor and asks Helga for tips. She becomes overwhelmed by the "power" and soon everyone wants the
Harold's Bar Mitzvah
Harold runs away from his Bar Mitzvah, thinking he will retain his childhood this way.
Coach Wittenberg
Arnold and his friends get Coach Wittenberg to be their new bowling coach.
Four-Eyed Jack
The ghost of a former boarding house resident is believed to have been causing strange occurrences in there when Arnold
Eugene Goes Bad
After finding out that his idol is a haughty, primped actor, Eugene sets out to become bad.
What's Opera, Arnold?
Helga and Arnold fall asleep and have their own "parody/dream" of the opera Carmen.
Tour de Pond
Arnold and a descendant of his grandpa's arch enemy, Rex Smythe-Higgins, compete in a boat race.
Teachers' Strike
Teachers of Arnold's school go on strike because of inadequate funding; He and his friends are on cloud nine, only to fi
Runaway Float
After creating an idea for a parade float, Arnold is confident of it showing up in a parade.
Partners
A lounge singer moves into the Sunset Arms after renouncing his songwriter, who also moves there.
Helga Blabs It All
While feeling the effects of laughing gas, Helga leaves a confessional message of love on Arnold's phone machine. She th
Harold the Butcher
As punishment for shoplifting a ham, Harold is forced to work for Mr. Green at his butcher shop for a week. Later, after
Dangerous Lumber
Arnold becomes a hot (and dangerous) hitter. He keeps injuring people everytime he swings the bat. Afraid of hurting mor
Mr. Hyunh Goes Country
Mr. Hyunh has a talent for country singing, so Arnold and Gerald, after recording a CD with him at the local studio, bec
Casa Paradiso
Grandpa becomes tired of dealing with the boarding house and decides to sell. Arnold has to convince him how important i
Gerald's Tonsils
Gerald's voice is deepened after having his tonsils out, just a few days before the school recital.
Arnold's Room
Sid pretends that Arnold's room is his, since he's ashamed of showing his real room to Lorenzo.
Helga vs. Big Patty
Patty challenges Helga to a fight after Helga gets on her last nerves by picking on her once too many.
Stinky Goes Hollywood
Stinky's simple life changes after he becomes the surprise new spokesman for Ya-Hoo Soda.
Olga Gets Engaged
Olga gets engaged to a con man who does not exactly woo Helga as he did the rest of her family, but she decides to let t
Curly Snaps
Curly gets enraged after a minor playground mix up. He locks himself in the principal's office and refuses to come out.
Preteen Scream
Phoebe wins a chance to meet her favorite singer, only to find out that he doesn't write or sing his own songs.
Grandpa's Birthday
Grandpa thinks he's going to die soon because no one in his family ever made it past his age. He prepares to die, and Ar
Road Trip
When Bob has to go to a business meeting, Miriam and Helga are forced to go on the family road trip by themselves.
Sid's Revenge
Principal Wartz gives Sid a detention believeing he placed fake vomit so he could trip over, even though it wasn't Sid w
Roller Coaster
A roller coaster breaks down while Eugene and Arnold are at the top of its tallest drop.
The Aptitude Test
After the results of an aptitude test are announced, Harold gains self-confidence and Helga feels dumber.
Oskar Gets a Job
Oskar gets a job as a newspaper carrier but uses Arnold as cover for his laziness.
Arnold Betrays Iggy
Arnold finds out Iggy wears bunny pajamas with feet in them, and Arnold accidentially spills the beans to Sid and Stinky
Helga and the Nanny
Bob hires a nanny to help Miriam around the house, much to Helga's dismay. From this moment on, Helga attempts to scare
Career Day
A. All the kids are paired with adults with interesting jobs except Arnold, who is forced to spend time with the Jolly O
Hey Harold!
Harold is invited to Rhonda's party and befriends the female bully, Big Patty.
Best Man
The Coach wants to remarry Tish and asks Arnold to be his best man. Along the way, Arnold teaches the coach a thing or t
Cool Party
Rhonda holds a cool-people-only party at her house. In retaliation, Arnold and his friends hold a "geek" party on the ro
Arnold & Lila
Helga, lost in a love reverie, writes 'Arnold loves Helga' on a wall, but changes the name to 'Lila' when the kids appro
Grand Prix
The kids compete in a grand prix race against each other.
Arnold's Thanksgiving
Arnold and Helga both think they are having the worst Thanksgivings ever. Arnold's Family are celebrating President's Da
Helga's Show
Helga tells jokes about her classmates, who take offense to it.
The Flood
The town is flooded and Arnold's class is trapped in the school.
Phoebe Takes the Fall
P.S. 118 is holding a Spelling Bee, and Helga wants to win one trophy to get out of Olga's shadow, but Pheobe has to bac
The Pig War
Arnold, Grandpa, and friends reenact the Pig War.
Part Time Friends
Arnold is okay with working with Gerald at Mrs. Vitello's flower shop after she's injured and puts Gerald in charge, but
Biosquare
As a science assignment, Arnold and Helga have to work together, and get along with each other, for 24 hours in the Suns
Crabby Author
Arnold has to do a book report, and he decides to do it on his favorite author, Agitha Cawfield, but he sees her bad sid
Rich Kid
Lorenzo, a neurotic rich kid, comes to P.S. 118. All the kids try to help him become an average kid.
Girl Trouble
Arnold snaps at school after Helga tries his patience once too often.
School Dance
Arnold is in charge of the school dance. He books has-been singer Dino Spumoni, and when he sings a depressing "good-bye
School Play
The school is doing the play "Romeo and Juliet". Arnold lands the role as Romeo so Helga will do anything to beat out ot
Full Moon
Harold, Sid, and Stinky all moon Principal Wartz, but Arnold is blamed, even though he was just an innocent bystander.
Student Teacher
Helga's sister Olga comes home for spring break and becomes a classroom aid in Helga's class, much to Helga's chagrin.
Big Gino
After Sid works off a debt with loan shark Big Gino, the two become friends, but when Sid is told to give Arnold a swirl
Jamie O in Love
Gerald's older brother Jamie O has a sudden burst of kindness when he finds a girlfriend, but Arnold and Gerald soon fin
Eugene's Birthday
After losing Eugene's birthday party invitations, Arnold feels obliged to throw him another party, but it doesn't work o
Stinky's Pumpkin
Stinky grows a huge pumpkin to enter in a city competition.
The Beeper Queen
After Bob pops his spine, Miriam runs Big Bob's Beepers. She gets in over her head and forgets about her family.
Oskar Can't Read?
Arnold finds out that Oskar is illiterate and tries to teach him to read.
Dinner for Four
Helga wants to show Arnold that she can be as sophisticated as Lila is by taking him, Gerald, and Phoebe out to dinner w
Phoebe Skips
Phoebe is promoted to the sixth grade, but realizes that her new so-called "friends" are just using her to do their home
Helga's Parrot
A sleep-talking Helga confides into Bob's parrot about her love for Arnold. The next day, the parrot flies into Arnold's
Chocolate Turtles
Crisis strikes when Gerald's little sister, Timberly, eats a stock of chocolate turtles that he and Arnold are supposed
Love and Cheese
Helga tries to separate Arnold from Lila while at the annual Cheese Fair.
Weighing Harold
Harold, after discovering his friends think he is obese, decides to go on a weight-loss cruise. When he comes back, thou
Back to School
After Grandpa tells Arnold that he never got his grade school diploma, Arnold convinces him to come to go back to school
Egg Story
Arnold and Helga must care for an egg for a school project about parenting. Meanwhile, Rhonda and Harold are project par
It Girl
Helga becomes a model, but she quits after she gets irritated at everyone dressing like her.
Deconstructing Arnold
Arnold's classmates are tired of constantly telling them the right thing to do, so he stops giving them advice. Neverthe
Grudge Match
After getting in a car accident, Bob and Grandpa face off on the golf green, with the loser having to pay for the damage
Polishing Rhonda
Rhonda attends a finishing school, but is far from impressive with her stroppy attitude, and seeks help from fellow stud
Weird Cousin
Arnold's bland country cousin, Arnie, comes to visit. Arnold begins to notice that Arnie and Lila show interest in each
Baby Oskar
Oskar has to take care of his infant cousin-in-law (also named Oskar), while both Susie and her cousin are gone.
Grandpa's Sister
Phil's twin sister comes for a visit, bringing along an unsettled conflict between them.
Synchronized Swimming
Arnold and the gang are part of a synchronized swimming team led by Coach Wittenburg.
Helga Sleepwalks
After eating pork rinds, Helga sleepwalks, uttering her secret about Arnold as she does so.
Fighting Families
Arnold, Grandpa, Grandma, Ernie, and Mr. Hyunh compete on a game show against a "perfect" family from PS 119
Headless Cabbie
Arnold tells an urban legend about a decapitated taxi driver. The gang goes out, only to find the details in the story a
Friday the 13th
Arnold and Gerald try to prove superstitions are fictitious, only for it all to backfire on them.
Veterans Day
Arnold's Grandpa recalls his adventures as a soldier in the Second World War, outwitting a regiment of Nazis, while Gera
Helga on the Couch
Helga confides in the school psychiatrist about her social life, family life, and her love for Arnold.
Dino Checks Out
Dino Spumoni is found missing and then declared dead after what appears to be a suicide attempt. but Arnold finds out th
Monkeyman!
When Arnold gives the superhero Monkeyman a taste of normal life, he's far too busy to bother helping the weak and downt
Buses, Bikes, and Subways
Helga and Harold must return to town on their own after the bus leaves them behind after a school trip to a chocolate fa
Helga's Masquerade
Helga decides to act like Lila so Arnold will like her..
Mr. Green Runs
Mr. Green runs for city council.
Sid the Vampire Slayer
Sid thinks Stinky is a vampire.
Big Sis
Olga gets into a "Big Sis" program, but her "Lil' Sis" is Lila.
Bag of Money
Arnold, Sid and Gerald find a bag filled with money, but when Arnold loses it, everyone thinks he stole it.
Principal Simmons
When Mr. Simmons is upset that Principal Wartz is being too strict with the students, Wartz decides to resign and he sel
New Bully on the Block
The kids must face two bullies when a new kid, Ludwig, returns and wants the vacant lot for himself.
Phoebe Breaks a Leg
When Phoebe breaks a leg after being hit by a truck, Helga believes it's her fault (and it is), so she starts being nice
Helga's Locket
Helga inscribes her name in her Arnold locket.
Sid and Germs
Sid becomes obsessed with cleanliness.
Suspended
Harold is suspended and will do anything to get back into school.
Ernie in Love
Ernie starts dating a tall model, but she doesn't want to continue dating him because of his height.
Parents Day
Arnold asks Grandpa what really happened with his parents, and he finds out that they disappeared after they left the co
Summer Love
When Arnold, the boarders and the Patakis go to the beach, a girl uses Arnold to win a sandcastle competition. Ernie ge
Stuck in a Tree
Arnold gets stuck in a tree with Harold and Eugene.
Rhonda Goes Broke
Rhonda's family goes broke and they move into the boarding house.
Beaned
Helga gets amnesia, and Arnold starts acting nice to her.
Old Iron Man
Grandpa Phil and his old friend have been feuding for quite some time, as their friendship fell apart years ago. However
Arnold Visits Arnie
Arnold visits his cousin Arnie, whose friends look remarkably familiar to Anrold's
Chocolate Boy
Chocolate Boy wants to give up chocolate.
Harold vs. Patty
P.S. 118 is having an Arm Wrestling contest, but Harold get humiliated when he loses to Patty before the contest, so he
Rich Guy
After Arnold saves the life of a rich man, the man invites Arnold and Grandpa Phil to his house. He tells Arnold that he
April Fool's Day
Arnold is sick and tired of everybody preforming their April Fool jokes on him (escpecially Helga), so he tries one of h
Gerald's Game
Gerald is involved with his new favorite game which Arnold dislikes.
Fishing Trip
Arnold, Gerald, Harold, Sid and Eugene go on a fishing trip with their fathers and Phil.
Married
Rhonda uses a folding paper fortune teller to see who will marry who, and Arnold and Helga get paired up, causing them t
On the Lam
Stinky, Harold, and Sid are on the run after they think they blew up a police station.
Family Man
Mr. Hyunh has Arnold pretending to be his son for his new employer.
The Racing Mule
Mr. Hyunh, Oskar, and Ernie purchase a race horse, or so they think.
Curly's Girl
Curly gets Rhonda to act like his girlfriend after something happens to Rhonda's mother's fur coat and he fixes it.
The Journal (1)
Arnold finds a journal describing the adventures of his parents in the Jungle. Also, it contains a map telling where the
The Journal (2)
Arnold finds a journal describing the adventures of his parents in the Jungle. Also, it contains a map telling where the
Timberly Loves Arnold
Arnold does something for Timberly, causing Timberly to have a crush on Arnold. She makes Lila start to like Arnold beca
Eugene, Eugene!
Eugene gets the lead role in the school musical "Eugene, Eugene". But the play director cuts the parts that Eugene is a
Ghost Bride
Gerald's Ghost Bride story inspires the other boys to venture into the cemetery at night, but they may have bit off more
Gerald vs. Jamie O
Gerald gets jealous because he thinks Jamie O. is trying to steal the girl he likes, when, actually, the girl likes Jami
A Day in the Life of a Classroom
After Mr. Simmons wins an award, a TV station does a documentary on how he teaches.
Big Bob's Crisis
After Big Bob has a heart attack, he tries to become nicer.
Phoebe's Little Problem
Phoebe gets embarrassed after she "passes gas" in front of a microphone.
Grandpa's Packard
Grandpa's Packard is stolen from an antique car show.
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