Title: List of Hey Arnold! episodes
Content:  Hey Arnold! is an American animated television series created by Craig Bartlett that aired on Nickelodeon from October 7, 1996 to June 8, 2004. The show centers on a fourth grader named Arnold, who lives with his grandparents in an inner-city boarding house. A total of 100 episodes aired over the course of five seasons. Hey Arnold!: The Movie, a feature-length film based on the series, was released theatrically on June 28, 2002. Hey Arnold!: The Jungle Movie, a television film based on the series, premiered on November 24, 2017 on Nickelodeon.
Title: Hey Arnold!
Content:  Hey Arnold! is an American animated comedy television series created by Craig Bartlett. It first aired on Nickelodeon on October 7, 1996, to June 8, 2004. The show centers on a fourth grader named Arnold Shortman, who lives with his grandparents in an inner-city tenement. Episodes center on his experiences navigating urban life while dealing with the problems he and his friends encounter. Bartlett's idea for the show is based on a minor character named Arnold whom he created while working on Pee-wee's Playhouse. The executives enjoyed the character, and Bartlett completed the cast by drawing inspiration from people he grew up with in Portland, Oregon, and Seattle, Washington. Bartlett created the pilot episode in his living room in 1994 and official production began in 1995. The animators worked to transform Arnold from clay animation 
Title: Hey Arnold!
Content:  the Spy. Apart from the animation style, Nick's Arnold wears a sweater, with his plaid shirt untucked (resembling a kilt). Only Arnold's cap remains unchanged from his original clay-animation wardrobe. Hey Arnold! was Nickelodeon's first animated series to feature kids voiced by actual children instead of adults. As a result of this, many of the boy characters, including Arnold himself, were recast at least once throughout the show's run, due to the child actors reaching puberty. One notable exception to this was Jamil Walker Smith, the voice of Gerald. After Smith's voice changed, auditions for a new actor were held, but the crew felt none of them 
Title: List of Hey Arnold! episodes
Content: Note: Episodes are listed in the order in which they originally aired 
Title: Hey Arnold!
Content:  Nickelodeon released all five seasons on DVD in Region 1 via Amazon.com through its CreateSpace Manufacture-on-demand program in 2008 and 2009. Season 1 was released on August 21, 2008, Season 2 on August 29, 2008, Season 3 on December 8, 2009, Season 4 on November 27, 2009, and Season 5 on December 4, 2009. On May 9, 2011, it was announced that Shout! Factory had acquired the rights to the series. They subsequently released Season 1 in a 4-disc set on August 9, 2011. Season 2, Part 1 was released in a 2-disc set on March 20, 2012, followed by Season 2, Part 2 in a 2-disc set on July 24, 2012. Season 3 was released in a 3-disc set on January 29, 2013, as a "Shout Select" title. On 
Title: Hey Arnold!: The Movie
Content:  Hey Arnold!: The Movie is a 2002 American animated adventure comedy film based on the Nickelodeon animated television series of the same name. It was directed by Tuck Tucker and written by series creator Craig Bartlett and Steve Viksten, with music by Jim Lang. The events of the film take place during the fifth and final season of Hey Arnold!. The film stars Spencer Klein, Francesca Smith, Jamil Walker Smith, Dan Castellaneta, Tress MacNeille, Paul Sorvino, Jennifer Jason Leigh, and Christopher Lloyd. The film follows Arnold, Gerald, and Helga on a quest to save their neighborhood from a greedy developer who plans 
Title: Hey Arnold!: The Jungle Movie
Content:  Hey Arnold!: The Jungle Movie is a 2017 American animated television film based on the Nickelodeon series Hey Arnold!, which was created by Craig Bartlett and originally aired from 1996 to 2004. Following the 2002 film Hey Arnold!: The Movie, The Jungle Movie expands on the fifth season two-part episode "The Journal". The film serves as either the definitive series finale or a prelude to a potential revival. It answered questions left after the original run ended, including the whereabouts of Arnold's missing parents. It originally aired in the United States on November 24, 2017, on Nickelodeon, while also being simulcast on Nicktoons and TeenNick. In 2018, it won an Emmy for Outstanding Individual Achievement in Animation.
Title: List of Hey Arnold! characters
Content:  Arnold comes across a journal detailing some of their adventures years afterwards. His pet pig, Abner, was a wedding gift to his parents from the Green Eyes. In The Jungle Movie, it is revealed that while trying to cure the adults of the Green Eyes who had caught the sleeping sickness they ran out of medicine and began to work on making more, but unfortunately, they ended up contracting sleeping sickness leaving only the Green Eyes' children to watch over them and the other adults. However, they managed to make enough of the cure and planned to aerosolize it so it could cure everyone using the Green 
Title: Hey Arnold!
Content:  cel animation, leading to the series premiere. Production on the show concluded on December 7, 2001, after 5 seasons and 100 episodes, and its last episode aired on June 8, 2004, unannounced. A feature film based on the series, Hey Arnold!: The Movie, was released in theaters on June 28, 2002. All five seasons have been released on DVD. On March 2, 2016, a television film continuation of the series, Hey Arnold!: The Jungle Movie, was green-lit. It picks up from where the series ended and resolved the unanswered plotlines of the story. The film premiered on November 24, 2017, on Nicktoons, TeenNick and on November 24, 2018, as an international theatrical release, wrapping up the entire series, thirteen years after cancellation and fifteen years after the release of the original film in 2002.
Title: Hey Arnold!
Content:  Craig Bartlett, the show's creator, was born in Seattle, Washington, which he used as inspiration. for the backdrop of Hey Arnold!. He graduated from Anacortes High School and obtained a degree in communications from The Evergreen State College in Olympia, Washington. During high school and college, he studied painting and sculpture at the Museum Art School in Portland. Originally, Bartlett intended to become a painter "in the 19th-century sense", but he became interested in animation during a trip to Italy. His first post-graduation job was at Will Vinton Productions, a claymation studio in Portland. In 1987, Barlett relocated to Los Angeles, where he joined a team developing claymation 

Question: what grade was arnold from hey arnold in?
Answer: fourth.