Victor sets up a haunted corn maze, but the town kids think its lame. Vic decides to make the maze scarier by enlisting the help of El Silbon (The Whistler) to really scare the kids, but El Silbon has plans of his own.
Team Tennyson goes international in the Omni-Copter and the first stop is for a hike in the Scottish Highlands, but the weather isn’t just bad, it’s foggy, and that means one thing and one thing only: the return of The Fogg!
When Grizz comes home with a live crab, he thinks it can become a pet for the brothers to share. However, after the crab pinches Ice Bear's ear and won't let go, Panda and Grizz have to get their injured brother to the hospital, and fast.
After Panda stumbles and accidentally scares a pack of wolves away in the process, the hierarchy of the Bears is disrupted. Suddenly, Panda has to become the alpha bear, and he and Grizz must deal with the consequences of Panda being leader.
Numbuh Five works with The Delightful Children From Down The Lane to achieve her dream. In a hamster-related experiment gone horribly wrong, Numbuh Two suddenly discovers he has the body of a teenager.