Hey Arnold! - Full Series Information, Trailer & IMDb Reviews
Watch Hey Arnold! Season 4 Episode 1 online. Maybe available on Youtube, Netflix, PrimeVideo, Hulu, Disney and other legal streaming platforms.
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.