Hey Arnold!

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 ha…

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

Mr. Green runs for city council.

Sid thinks Stinky is a vampire.

Olga gets into a "Big Sis" program, but her "Lil' Sis" is Lila.

Arnold, Sid and Gerald find a bag filled with money, but when Arnold loses it, everyone thinks he stole it.

When Mr. Simmons is upset that Principal Wartz is being too strict with the students, Wartz decides to resign and he selects Mr. Simmons to…

The kids must face two bullies when a new kid, Ludwig, returns and wants the vacant lot for himself.

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 to Phoebe. Yet whe…

Helga inscribes her name in her Arnold locket.

Sid becomes obsessed with cleanliness.

Harold is suspended and will do anything to get back into school.

Ernie starts dating a tall model, but she doesn't want to continue dating him because of his height.

Arnold asks Grandpa what really happened with his parents, and he finds out that they disappeared after they left the country on a plane, a…

When Arnold, the boarders and the Patakis go to the beach, a girl uses Arnold to win a sandcastle competition. Ernie gets buried in the sa…

Arnold gets stuck in a tree with Harold and Eugene.

Rhonda's family goes broke and they move into the boarding house.

Helga gets amnesia, and Arnold starts acting nice to her.

Grandpa Phil and his old friend have been feuding for quite some time, as their friendship fell apart years ago. However, they still attemp…

Arnold visits his cousin Arnie, whose friends look remarkably familiar to Anrold's

P.S. 118 is having an Arm Wrestling contest, but Harold get humiliated when he loses to Patty before the contest, so he asks Patty for some…

After Arnold saves the life of a rich man, the man invites Arnold and Grandpa Phil to his house. He tells Arnold that he wishes Arnold was …

Arnold is sick and tired of everybody preforming their April Fool jokes on him (escpecially Helga), so he tries one of his own, but it back…

Gerald is involved with his new favorite game which Arnold dislikes.

Arnold, Gerald, Harold, Sid and Eugene go on a fishing trip with their fathers and Phil.

Rhonda uses a folding paper fortune teller to see who will marry who, and Arnold and Helga get paired up, causing them to both dream what l…

Stinky, Harold, and Sid are on the run after they think they blew up a police station.

Mr. Hyunh has Arnold pretending to be his son for his new employer.

Mr. Hyunh, Oskar, and Ernie purchase a race horse, or so they think.

Curly gets Rhonda to act like his girlfriend after something happens to Rhonda's mother's fur coat and he fixes it.

Arnold finds a journal describing the adventures of his parents in the Jungle. Also, it contains a map telling where they had to go after t…

Arnold finds a journal describing the adventures of his parents in the Jungle. Also, it contains a map telling where they had to go after t…

Arnold does something for Timberly, causing Timberly to have a crush on Arnold. She makes Lila start to like Arnold because he has been hel…

Eugene gets the lead role in the school musical "Eugene, Eugene". But the play director cuts the parts that Eugene is a hero, and makes the…

Gerald's Ghost Bride story inspires the other boys to venture into the cemetery at night, but they may have bit off more than they could ch…

Gerald gets jealous because he thinks Jamie O. is trying to steal the girl he likes, when, actually, the girl likes Jamie O.

After Mr. Simmons wins an award, a TV station does a documentary on how he teaches.

After Big Bob has a heart attack, he tries to become nicer.

Phoebe gets embarrassed after she "passes gas" in front of a microphone.

Grandpa's Packard is stolen from an antique car show.