An upcoming two-hour American animated television film split into two parts. Based on Craig Bartlett’s Hey Arnold! TV series, it will serve as a sequel to the series finale in which Arnold found his father’s journal and read about the life of his scientist parents, including their first meeting, birthing him, and a map showing the route they took to the San Lorenzo before they disappeared.

Siren has lived her life thinking she’s an ordinary girl, in an ordinary town. On her 12th birthday, she learns that she’s far from ordinary.

Three families compete for a camping spot during a busy Fourth of July holiday weekend.

Russell, an undersized but big-hearted terrier, dreams of having a family of his own. After running away from his pet store, Russell gets taken in by The Ferraros, who discover their new pet pooch has incredible wrestling skills.