Hey Arnold! — Season 4

E01 Full Moon 10 Mar 1999 E02 Student Teacher 10 Mar 1999 E03 Big Gino 15 Mar 1999 E04 Jamie O in Love 15 Mar 1999 E05 Eugene's Birthday 17 Mar 1999 E06 Stinky's Pumpkin 15 Mar 1999 E07 The Beeper Queen 29 Mar 1999 E08 Oskar Can't Read? 29 Mar 1999 E09 Dinner for Four 31 Mar 1999 E10 Phoebe Skips 31 Mar 1999 E11 Helga's Parrot 05 Apr 1999 E12 Chocolate Turtles 05 Apr 1999 E13 Love and Cheese 07 Apr 1999 E14 Weighing Harold 07 Apr 1999 E15 Back to School 11 Sep 1999 E16 Egg Story 11 Sep 1999 E17 It Girl 18 Sep 1999 E18 Deconstructing Arnold 18 Sep 1999 E19 Grudge Match 25 Sep 1999 E20 Polishing Rhonda 25 Sep 1999 E21 Weird Cousin 09 Oct 1999 E22 Baby Oskar 09 Oct 1999 E23 Grandpa's Sister 16 Oct 1999 E24 Synchronized Swimming 16 Oct 1999 E25 Helga Sleepwalks 23 Oct 1999 E26 Fighting Families 23 Oct 1999 E27 Headless Cabbie 30 Oct 1999 E28 Friday the 13th 30 Oct 1999 E29 Veterans Day 06 Nov 1999 E30 Helga on the Couch 04 Dec 1999 E31 Dino Checks Out 11 Dec 1999