Season Three of Hey Arnold! premiered on August 31, 1998.
Episodes
| # |
#
|
Title
|
|
|
Airdate
|
|
|
|
| 40 |
1
|
Helga Blabs It All / Harold the Butcher
|
|
|
August 31, 1998
|
|
|
|
| 41 |
2
|
Dangerous Lumber / Mr. Hyunh Goes Country
|
|
|
September 2, 1998
|
|
|
|
| 42 |
3
|
Casa Paradiso / Gerald's Tonsils
|
|
|
September 7, 1998
|
|
|
|
| 43 |
4
|
Arnold's Room / Helga vs. Big Patty
|
|
|
September 9, 1998
|
|
|
|
| 44 |
5
|
Stinky Goes Hollywood / Olga Gets Engaged
|
|
|
September 14, 1998
|
|
|
|
| 45 |
6
|
Curly Snaps / Pre-Teen Scream
|
|
|
September 16, 1998
|
|
|
|
| 46 |
7
|
Grandpa's Birthday / Road Trip
|
|
|
September 28, 1998
|
|
|
|
| 47 |
8
|
Sid's Revenge / Roller Coaster
|
|
|
October 7, 1998
|
|
|
|
| 48 |
9
|
The Aptitude Test / Oskar Gets a Job
|
|
|
October 14, 1998
|
|
|
|
| 49 |
10
|
Arnold Betrays Iggy / Helga and the Nanny
|
|
|
October 19, 1998
|
|
|
|
| 50 |
11
|
Career Day / Hey Harold!
|
|
|
October 21, 1998
|
|
|
|
| 51 |
12
|
Best Man / Cool Party
|
|
|
November 2, 1998
|
|
|
|
| 52 |
13
|
Arnold & Lila / Grand Prix
|
|
|
November 11, 1998
|
|
|
|
| 53 |
14
|
Arnold's Thanksgiving
|
|
|
November 18, 1998
|
|
|
|
| 54 |
15
|
Helga's Show / The Flood
|
|
|
November 23, 1998
|
|
|
|
| 55 |
16
|
Part-Time Friends / Bio Square
|
|
|
November 30, 1998
|
|
|
|
| 56 |
17
|
Phoebe Takes the Fall / The Pig War
|
|
|
December 7, 1998
|
|
|
|
| 57 |
18
|
Crabby Author / Rich Kid
|
|
|
December 28, 1998
|
|
|
|
| 58 |
19
|
Girl Trouble / School Dance
|
|
|
January 4, 1999
|
|
|
|
| 59 |
20
|
School Play
|
|
|
March 8, 1999
|
|
|
|
