Hey Arnold! is a much-loved and popular Nicktoon on Nickelodeon. The whole basis of the show is Helga's love for Arnold, but a lot of episodes and storylines focus on Arnold and his friends. Hey Arnold! shows a variety of different characters - even the background characters have 1 or 2 episodes on… More themselves. Arnold is a good person and tries to do things right. People at his school seek him for advice and see him as their own advisor.
Grandpa's Packard: Grandpa's Packard gets stolen when it goes on display at an antique show. Phoebe's Little Problem: The series finale. Phoebe is embarrassed after passing gas in front of a microphone on stage.
Ghost Bride: After Gerald's urban tale, the kids go looking for a murderous ghost whose fiancée left her at the altar. The gang look for her in a cemetery, but Helga and Curly both have other ideas. Gerald vs. Jamie O: Gerald acquires a crush on his new neighbor, Chloe. It turns out that she only spends time with Gerald to see Gerald's brother, Jamie-O.
A Day in the Life of a Classroom: A film crew shoots a documentary of Mr. Simmons' class to be screened on TV, but Simmons feels that they should follow a script, rather than be spontaneous. Big Bob's Crisis: Big Bob becomes brainwashed by a cult, and he and the family live without material possessions, much to Helga's horror.
Timberly Loves Arnold: Gerald's little sister Timberly falls for Arnold after playing in the park. Arnold uses her as a way of getting Lila's attention. Eugene, Eugene!: Arnold and his friends take part in the musical Eugene, Eugene. Eugene, who gets the lead role, is outraged when the ending of the play is altered, and he and Arnold conspire to restore the play back to its original ending.
The Journal: Arnold finds a diary and map that tell him more about his parents, and their possible current location.