Hey Arnold!
S04E01 Full Moon
Harold, Sid, and Stinky decide to pull a prank on Principal Wartz by mooning him. However, when the incident comes to light, Arnold, who was merely a bystander, ends up taking the heat for their antics.
Season 4 Episodes
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
29
30
31
Full Moon
Student Teacher
Big Gino
Jamie O in Love
Eugene's Birthday
Stinky's Pumpkin
The Beeper Queen
Oskar Can't Read?
Dinner for Four
Phoebe Skips
Helga's Parrot
Chocolate Turtles
Love and Cheese
Weighing Harold
Back to School
Egg Story
It Girl
Deconstructing Arnold
Grudge Match
Veterans Day
Helga on the Couch
Dino Checks Out