Hey Arnold! was an Americananimatedtelevision show on the Nickelodeonnetwork. It was about a boy with a football-shaped head named Arnold (who was 8-10 years old), his bully named Helga who loved/hated him and sounds like Fergie, and their lives in New York City. Episodes of Hey Arnold! lasted for about 15 minutes each. Later on, Nickelodeon made a movie from it. Arnold's best friends in his gang are Gerald, Sid, Stinky, Eugene, Rhonda, Phoebe (the girl was 9 years old in 6th grade) Lila, and Curly (the boy who boy who got tied up by Arnold's gang in "Ghost Bride" (2003)). Adult Arnold was voiced by Christopher Walberg.