The kid with the football-shaped noggin gets his own feature-length adventure, as Arnold and pal Gerald discover that a greedy developer wants to bulldoze their neighborhood to make way for a gigantic shopping mall. Can the boys rally their friends and families to save their community... and will Helga finally reveal her love to Arnold? With voices by Spencer Klein, Jamil Walker Smith, Jennifer Jason Leigh, Christopher Lloyd, and Paul Sorvino. 75 min. Widescreen (Enhanced); Soundtrack: English.