Hey Arnold! - Season 4
| 1 |  |
Full Moon 10-03-1999 | |
| 2 | |
Student Teacher 10-03-1999 | |
| 3 | |
Big Gino 15-03-1999 | |
| 4 | |
Jamie O in Love 15-03-1999 | |
| 5 | |
Eugene's Birthday 17-03-1999 | |
| 6 | |
Stinky's Pumpkin 17-03-1999 | |
| 7 | |
The Beeper Queen 29-03-1999 | |
| 8 | |
Oskar Can't Read? 29-03-1999 | |
| 9 | |
Dinner for Four 31-03-1999 | |
| 10 | |
Phoebe Skips 31-03-1999 | |
| 11 | |
Helga's Parrot 05-04-1999 | |
| 12 | |
Chocolate Turtles 05-04-1999 | |
| 13 | |
Love and Cheese 07-04-1999 | |
| 14 | |
Weighing Harold 07-04-1999 | |
| 15 | |
Back to School 11-09-1999 | |
| 16 | |
Egg Story 11-09-1999 | |
| 17 | |
It Girl 18-09-1999 | |
| 18 | |
Deconstructing Arnold 18-09-1999 | |
| 19 | |
Grudge Match 25-09-1999 | |
| 20 | |
Polishing Rhonda 25-09-1999 | |
| 21 | |
Weird Cousin 09-10-1999 | |
| 22 | |
Baby Oskar 09-10-1999 | |
| 23 | |
Grandpa's Sister 16-10-1999 | |
| 24 | |
Synchronized Swimming 16-10-1999 | |
| 25 | |
Helga Sleepwalks 23-10-1999 | |
| 26 | |
Fighting Families 23-10-1999 | |
| 27 | |
Headless Cabbie 30-10-1999 | |
| 28 | |
Friday the 13th 30-10-1999 | |
| 29 | |
Veterans Day 06-11-1999 | |
| 30 | |
Helga on the Couch 04-12-1999 | |
| 31 | |
Dino Checks Out 11-12-1999 |
