Nickelodeon Turns Back Time With Memory Triggering 'Hey Arnold: The Jungle Movie' Sneak Peek

Following a teaser of subtle character updates in Hey Arnold: The Jungle Movie, Nickelodeon has recently presented a preview of what's to be expected from the return of our favorite football head. Making its debut at San Diego's Comic-Con, Arnold's grandpa reels him onto the roof in order to present him with a special dedication video from his friends dubbed "The Legend of Arnold." Serving as a memory jogger, the tape shows the town's appreciation for Arnold while reintroducing us to the cartoon...