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Hey Arnold!· Season 4

Hey Arnold! — Season 4

All 31 episodes in airing order, with first-run dates and viewer ratings.

  1. 01

    March 10, 1999 · 11m

    Full Moon6.5

    Harold, Sid, and Stinky all moon Principal Wartz, but Arnold is blamed, even though he was just an innocent bystander.

  2. 02

    March 10, 1999 · 11m

    Student Teacher6.5

    Helga's sister Olga comes home for spring break and becomes a classroom aid in Helga's class, much to Helga's chagrin.

  3. 03

    March 15, 1999 · 11m

    Big Gino6.0

    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.

  4. 04

    March 15, 1999 · 11m

    Jamie O in Love6.0

    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.

  5. 05

    March 17, 1999 · 11m

    Eugene's Birthday6.0

    After losing Eugene's birthday party invitations, Arnold feels obliged to throw him another party, but it doesn't work out.

  6. 06

    March 17, 1999 · 11m

    Stinky's Pumpkin7.0

    Stinky grows a huge pumpkin to enter in a city competition.

  7. 07

    March 29, 1999 · 11m

    The Beeper Queen8.0

    After Bob pops his spine, Miriam runs Big Bob's Beepers. She gets in over her head and forgets about her family.

  8. 08

    March 29, 1999 · 11m

    Oskar Can't Read?7.5

    Arnold finds out that Oskar is illiterate and tries to teach him to read.

  9. 09

    March 31, 1999 · 11m

    Dinner for Four7.5

    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.

  10. 10

    March 31, 1999 · 11m

    Phoebe Skips7.0

    Phoebe is promoted to the sixth grade, but realizes that her new so-called "friends" are just using her to do their homework.

  11. 11

    April 5, 1999 · 11m

    Helga's Parrot6.0

    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.

  12. 12

    April 5, 1999 · 11m

    Chocolate Turtles6.0

    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.

  13. 13

    April 7, 1999 · 11m

    Love and Cheese7.0

    Helga tries to separate Arnold from Lila while at the annual Cheese Fair.

  14. 14

    April 7, 1999 · 11m

    Weighing Harold7.0

    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.

  15. 15

    September 11, 1999 · 11m

    Back to School7.0

    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.

  16. 16

    September 11, 1999 · 11m

    Egg Story7.0

    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.

  17. 17

    September 18, 1999 · 11m

    It Girl6.0

    Helga becomes a model, but she quits after she gets irritated at everyone dressing like her.

  18. 18

    September 18, 1999 · 11m

    Deconstructing Arnold7.0

    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.

  19. 19

    September 25, 1999 · 11m

    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 to both cars.

  20. 20

    September 25, 1999 · 11m

    Polishing Rhonda

    Rhonda attends a finishing school, but is far from impressive with her stroppy attitude, and seeks help from fellow student Big Patty.

  21. 21

    October 9, 1999 · 11m

    Weird Cousin8.0

    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.

  22. 22

    October 9, 1999 · 11m

    Baby Oskar6.0

    Oskar has to take care of his infant cousin-in-law (also named Oskar), while both Susie and her cousin are gone.

  23. 23

    October 16, 1999 · 11m

    Grandpa's Sister7.0

    Phil's twin sister comes for a visit, bringing along an unsettled conflict between them.

  24. 24

    October 16, 1999 · 11m

    Synchronized Swimming8.5

    Arnold and the gang are part of a synchronized swimming team led by Coach Wittenburg.

  25. 25

    October 23, 1999 · 11m

    Helga Sleepwalks7.0

    After eating pork rinds, Helga sleepwalks, uttering her secret about Arnold as she does so.

  26. 26

    October 23, 1999 · 11m

    Fighting Families7.0

    Arnold, Grandpa, Grandma, Ernie, and Mr. Hyunh compete on a game show against a "perfect" family from PS 119

  27. 27

    October 30, 1999 · 11m

    Headless Cabbie7.0

    Arnold tells an urban legend about a decapitated taxi driver. The gang goes out, only to find the details in the story are becoming real.

  28. 28

    October 30, 1999 · 11m

    Friday the 13th8.0

    Arnold and Gerald try to prove superstitions are fictitious, only for it all to backfire on them.

  29. 29

    November 6, 1999 · 23m

    Veterans Day8.0

    Arnold's Grandpa recalls his adventures as a soldier in the Second World War, outwitting a regiment of Nazis, while Gerald's dad, Martin, remembers his own time serving in Vietnam.

  30. 30

    December 4, 1999 · 23m

    Helga on the Couch8.0

    Helga confides in the school psychiatrist about her social life, family life, and her love for Arnold.

  31. 31

    December 11, 1999 · 23m

    Dino Checks Out8.0

    Dino Spumoni is found missing and then declared dead after what appears to be a suicide attempt. but Arnold finds out that this isn't the case, and he secretly lives in the boarding house, believing that his work will skyrocket in value after his "death".

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