Hey Arnold!: Season 3
This season started on August 31, 1998. The table lists episodes with recorded air dates up to September 28, 2026.
| Ep | Title and air date | My place |
|---|---|---|
| 1 | Helga Blabs It All · 11 min | |
| 2 | Harold the Butcher · 11 min | |
| 3 | Dangerous Lumber · 11 min | |
| 4 | Mr. Hyunh Goes Country · 11 min | |
| 5 | Casa Paradiso · 11 min | |
| 6 | Gerald's Tonsils · 11 min | |
| 7 | Arnold's Room · 11 min | |
| 8 | Helga vs. Big Patty · 11 min | |
| 9 | Stinky Goes Hollywood · 11 min | |
| 10 | Olga Gets Engaged · 11 min | |
| 11 | Curly Snaps · 11 min | |
| 12 | Preteen Scream · 11 min | |
| 13 | Grandpa's Birthday · 11 min | |
| 14 | Road Trip · 11 min | |
| 15 | Sid's Revenge · 11 min | |
| 16 | Roller Coaster · 11 min | |
| 17 | The Aptitude Test · 11 min | |
| 18 | Oskar Gets a Job · 11 min | |
| 19 | Arnold Betrays Iggy · 11 min | |
| 20 | Helga and the Nanny · 11 min | |
| 21 | Career Day · 11 min | |
| 22 | Hey Harold! · 11 min | |
| 23 | Best Man · 11 min | |
| 24 | Cool Party · 11 min | |
| 25 | Arnold & Lila · 11 min | |
| 26 | Grand Prix · 11 min | |
| 27 | Arnold's Thanksgiving · 23 min | |
| 28 | Helga's Show · 11 min | |
| 29 | The Flood · 11 min | |
| 30 | Phoebe Takes the Fall · 11 min | |
| 31 | The Pig War · 11 min | |
| 32 | Part Time Friends · 11 min | |
| 33 | Biosquare · 11 min | |
| 34 | Crabby Author · 11 min | |
| 35 | Rich Kid · 11 min | |
| 36 | Girl Trouble · 11 min | |
| 37 | School Dance · 11 min | |
| 38 | School Play · 24 min |
