7.0/10139 votes#1 - Full Moon
Season 4 Episode 1 - Aired 3/10/1999
Harold, Sid, and Stinky all moon Principal Wartz, but Arnold is blamed, even though he was just an innocent bystander.
Director: Frank Weiss, Mario Piluso
Writer: Steve Viksten
- 7.2/10134 votes
#2 - Student Teacher
Season 4 Episode 2 - Aired 3/10/1999
Helga's sister Olga comes home for spring break and becomes a classroom aid in Helga's class, much to Helga's chagrin.
Director: Frank Weiss, Chris Headrick
Writer: Steve Viksten, Michelle Lamoreaux
- 7.2/10153 votes
#3 - Big Gino
Season 4 Episode 3 - Aired 3/15/1999
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 the two.
Director: Christine Kolosov, Tim Parsons
Writer: Joe Purdy
- 7.3/10130 votes
#4 - Jamie O in Love
Season 4 Episode 4 - Aired 3/15/1999
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 O.
Director: Christine Kolosov, Mike Svayko
Writer: Michelle Lamoreaux
- 7.3/10137 votes
#5 - Eugene's Birthday
Season 4 Episode 5 - Aired 3/17/1999
After losing Eugene's birthday party invitations, Arnold feels obliged to throw him another party, but it doesn't work out.
Director: Sherm Cohen, Christine Kolosov
Writer: Craig Bartlett
- 7.4/10142 votes
#6 - Stinky's Pumpkin
Season 4 Episode 6 - Aired 3/17/1999
Stinky grows a huge pumpkin to enter in a city competition.
Director: Frank Weiss, Mario Piluso
Writer: Joe Purdy
- 7.1/10134 votes
#7 - The Beeper Queen
Season 4 Episode 7 - Aired 3/29/1999
After Bob pops his spine, Miriam runs Big Bob's Beepers. She gets in over her head and forgets about her family.
Director: Frank Weiss, Chris Headrick
Writer: Michelle Lamoreaux
- 7.1/10133 votes
#8 - Oskar Can't Read?
Season 4 Episode 8 - Aired 3/29/1999
Arnold finds out that Oskar is illiterate and tries to teach him to read.
Director: Frank Weiss, Chris Headrick
Writer: Joe Purdy
- 7.3/10134 votes
#9 - Dinner for Four
Season 4 Episode 9 - Aired 3/31/1999
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 a plan to get out of paying when she discovers they're at the wrong restaurant.
Director: Frank Weiss, Chris Headrick
Writer: Steve Viksten
- 7.4/10126 votes
#10 - Phoebe Skips
Season 4 Episode 10 - Aired 3/31/1999
Phoebe is promoted to the sixth grade, but realizes that her new so-called "friends" are just using her to do their homework.
Director: Christine Kolosov, Mike Svayko
Writer: Michelle Lamoreaux
- 7.3/10127 votes
#11 - Helga's Parrot
Season 4 Episode 11 - Aired 4/5/1999
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.
Director: Frank Weiss, Kurt Dumas
Writer: Antoinette Stella
- 6.9/10137 votes
#12 - Chocolate Turtles
Season 4 Episode 12 - Aired 4/5/1999
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.
Director: Christine Kolosov, Mike Svayko
Writer: Craig Bartlett
- 7.3/10136 votes
#13 - Love and Cheese
Season 4 Episode 13 - Aired 4/7/1999
Helga tries to separate Arnold from Lila while at the annual Cheese Fair.
Director: Frank Weiss, Mario Piluso
Writer: Steve Viksten
- 7.8/10148 votes
#14 - Weighing Harold
Season 4 Episode 14 - Aired 4/7/1999
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.
Director: Christine Kolosov, Chris Robertson
Writer: Steve Viksten
- 7.9/10148 votes
#15 - Back to School
Season 4 Episode 15 - Aired 9/11/1999
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.
Director: Frank Weiss, Mario Piluso
Writer: Craig Bartlett
- 8.8/10268 votes
#16 - Egg Story
Season 4 Episode 16 - Aired 9/11/1999
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.
Director: N/A
Writer: Steve Viksten, Michelle Lamoreaux, Celia Bonaduce
- 7.5/10134 votes
#17 - It Girl
Season 4 Episode 17 - Aired 9/18/1999
Helga becomes a model, but she quits after she gets irritated at everyone dressing like her.
Director: Christine Kolosov, Tim Parsons
Writer: Jonathan Greenberg
- 7.0/101 votes
#18 - Deconstructing Arnold
Season 4 Episode 18 - Aired 9/18/1999
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 desperate need of his advice.
Director: Frank Weiss, Chris Headrick
Writer: Michelle Lamoreaux
- NaN/100 votes
#19 - Grudge Match
Season 4 Episode 19 - Aired 9/25/1999
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.
Director: Kurt Dumas
Writer: Joe Purdy
- NaN/100 votes
#20 - Polishing Rhonda
Season 4 Episode 20 - Aired 9/25/1999
Rhonda attends a finishing school, but is far from impressive with her stroppy attitude, and seeks help from fellow student Big Patty.
Director: N/A
Writer: N/A
- 8.0/101 votes
#21 - Weird Cousin
Season 4 Episode 21 - Aired 10/9/1999
Arnold's bland country cousin, Arnie, comes to visit. Arnold begins to notice that Arnie and Lila show interest in each other, making him jealous.
Director: N/A
Writer: N/A
- 6.0/101 votes
#22 - Baby Oskar
Season 4 Episode 22 - Aired 10/9/1999
Oskar has to take care of his infant cousin-in-law (also named Oskar), while both Susie and her cousin are gone.
Director: N/A
Writer: N/A
- 7.0/101 votes
#23 - Grandpa's Sister
Season 4 Episode 23 - Aired 10/16/1999
Phil's twin sister comes for a visit, bringing along an unsettled conflict between them.
Director: N/A
Writer: N/A
- 7.0/101 votes
#24 - Synchronized Swimming
Season 4 Episode 24 - Aired 10/16/1999
Arnold and the gang are part of a synchronized swimming team led by Coach Wittenburg.
Director: N/A
Writer: N/A
- 7.0/101 votes
#25 - Helga Sleepwalks
Season 4 Episode 25 - Aired 10/23/1999
After eating pork rinds, Helga sleepwalks, uttering her secret about Arnold as she does so.
Director: N/A
Writer: N/A
The Best Episodes of Hey Arnold! Season 4
Every episode of Hey Arnold! Season 4 ranked from best to worst. Discover the Best Episodes of Hey Arnold! Season 4!
The daily life of Arnold--a fourth-grader with a wild imagination, street smarts and a head shaped like a football.
Genres:FamilyAnimationComedyKids
Network:Nickelodeon
Season 4 Ratings Summary
"Full Moon" is the best rated episode of "Hey Arnold!" season 4. It scored 7/10 based on 139 votes. Directed by Frank Weiss, Mario Piluso and written by Steve Viksten, it aired on 3/10/1999. This episode is rated 0.2 points higher than the second-best, "Student Teacher".