Season 5

01 Monkeyman! Episode 14th March 2001 When Arnold gives the superhero Monkeyman a taste of normal life, he's far too busy to bother helping the weak and downtrodden. 02 Buses, Bikes, and Subways Episode 24th March 2001 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 wrestling match and she can't be late. 03 Helga's Masquerade Episode 311th March 2001 Helga decides to act like Lila so Arnold will like her.. 04 Mr. Green Runs Episode 411th March 2001 Mr. Green runs for city council. 05 Sid the Vampire Slayer Episode 518th March 2001 Sid thinks Stinky is a vampire. 06 Big Sis Episode 618th March 2001 Olga gets into a "Big Sis" program, but her "Lil' Sis" is Lila. 07 Bag of Money Episode 75th April 2001 Arnold, Sid and Gerald find a bag filled with money, but when Arnold loses it, everyone thinks he stole it. 08 Principal Simmons Episode 85th April 2001 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 take his place. The newly promoted Principal Simmons decides to make massive reforms to permit the school environment to be more liberal, though will the students at P.S. 118 appreciate his authority? 09 New Bully on the Block Episode 912th April 2001 The kids must face two bullies when a new kid, Ludwig, returns and wants the vacant lot for himself. 10 Phoebe Breaks a Leg Episode 1012th April 2001 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 when Phoebe's leg heals, she decides to stay disabled for a little longer. 11 Helga's Locket Episode 1119th April 2000 Helga inscribes her name in her Arnold locket. 12 Sid and Germs Episode 1219th April 2001 Sid becomes obsessed with cleanliness. 13 Suspended Episode 1326th April 2000 Harold is suspended and will do anything to get back into school. 14 Ernie in Love Episode 1426th April 2001 Ernie starts dating a tall model, but she doesn't want to continue dating him because of his height. 15 Parents Day Episode 1510th May 2001 Arnold asks Grandpa what really happened with his parents, and he finds out that they disappeared after they left the country on a plane, although they might still be alive. 16 Summer Love Episode 1621st June 2001 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 sand. Miriam and Suzie start taking dancing lessons. Grandpa thinks he's stuck on an island. Oscar starts using a metal detector to find ""treasure."" Big Bob gets a bad sunburn. Helga tries to warn Arnold that he's just being used. 17 Stuck in a Tree Episode 175th January 2002 Arnold gets stuck in a tree with Harold and Eugene. 18 Rhonda Goes Broke Episode 185th January 2002 Rhonda's family goes broke and they move into the boarding house. 19 Beaned Episode 1912th January 2002 Helga gets amnesia, and Arnold starts acting nice to her. 20 Old Iron Man Episode 2012th January 2002 Grandpa Phil and his old friend have been feuding for quite some time, as their friendship fell apart years ago. However, they still attempt to compete with one another as they each believe they are the better individual; though when both men decide to enter the extremely dangerous Old Iron Man triathlon, Arnold attempts to put an end to their feud, as he does not believe they should risk their lives over something so trivial. 21 Arnold Visits Arnie Episode 2126th January 2002 Arnold visits his cousin Arnie, whose friends look remarkably familiar to Anrold's 22 Chocolate Boy Episode 2226th January 2002 Chocolate Boy wants to give up chocolate. 23 Harold vs. Patty Episode 233rd February 2002 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 pointers on winning. 24 Rich Guy Episode 243rd February 2002 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 the son he never had, but he really does have a son, but they share nothing in common. 25 April Fool's Day Episode 251st April 2002 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 backfires when it temporarily blinds Helga. 26 Gerald's Game Episode 2627th April 2002 Gerald is involved with his new favorite game which Arnold dislikes. 27 Fishing Trip Episode 2727th April 2002 Arnold, Gerald, Harold, Sid and Eugene go on a fishing trip with their fathers and Phil. 28 Married Episode 2811th May 2002 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 life would be like married to each other. 29 On the Lam Episode 291st June 2002 Stinky, Harold, and Sid are on the run after they think they blew up a police station. 30 Family Man Episode 301st June 2002 Mr. Hyunh has Arnold pretending to be his son for his new employer. 31 The Racing Mule Episode 3114th October 2002 Mr. Hyunh, Oskar, and Ernie purchase a race horse, or so they think. 32 Curly's Girl Episode 3214th October 2002 Curly gets Rhonda to act like his girlfriend after something happens to Rhonda's mother's fur coat and he fixes it. 33 The Journal (1) Episode 3311th November 2002 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 they left him. 34 The Journal (2) Episode 3411th November 2002 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 they left him. 35 Timberly Loves Arnold Episode 3528th January 2003 Arnold does something for Timberly, causing Timberly to have a crush on Arnold. She makes Lila start to like Arnold because he has been helping Timberly. 36 Eugene, Eugene! Episode 3628th January 2003 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 parts look like he is a loser. 37 Ghost Bride Episode 3711th November 2003 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 chew, because they're hunted down by two different Ghost Brides. 38 Gerald vs. Jamie O Episode 3811th November 2003 Gerald gets jealous because he thinks Jamie O. is trying to steal the girl he likes, when, actually, the girl likes Jamie O. 39 A Day in the Life of a Classroom Episode 3915th November 2003 After Mr. Simmons wins an award, a TV station does a documentary on how he teaches. 40 Big Bob's Crisis Episode 4015th November 2003 After Big Bob has a heart attack, he tries to become nicer. 41 Phoebe's Little Problem Episode 418th June 2004 Phoebe gets embarrassed after she "passes gas" in front of a microphone. 42 Grandpa's Packard Episode 428th June 2004 Grandpa's Packard is stolen from an antique car show.