Watch Hey Arnold! Season 4 Episode 1 full movie online free in HD with English subtitles – no download needed.
Hey Arnold!: Full Moon: Harold, Stinky, and Sid are caught for mooning in front of Principal Wartz, so he blames Arnold for being with them, and they have to confess what they did. Student Teacher: Olga becomes Mr. Simmons new assistant and she tells things about Helga to the class, which she gets mad about.