The Potanski family must figure out why their dog, Berkeley, is acting weird.
Mrs. Eva hypnotizes Berkeley to be a normal dog, not the crazy dog.
Penelope tries to get rid of Berkeley from the school performance about the Wizard of Oz.
Mr. Potanski decides to put Berkeley, Trevor, Penelope and Trevor's friends into a baseball team.
Berkeley stops two criminals from robbing the houses and kidnapping Special.
Mr. Potanski takes Berkeley, Vic, Trevor and Trevor's friends as the scouts to the forest.
The Potanski family take Berkeley into a competition The Animal Geniuses.
Barry, Harry and Larry Vickers, who are the mayors of the three towns called Pleasantville, win the platform competition.
Mr. Potanski becomes totally angry at Berkeley for making troubles at Vic's birthday.
Berkeley takes a spacecat named Woods, who's the commander of the cat invasion, to Vic.
It's revealed the house of Potanskis is above the underground temple of the golden mole.
Berkeley and Trevor have an allergy for dog shampoo, but it can be solved.
Berkeley, Vic, Mr. Potanski and Trevor renovate Mrs. Potanski's room and instead they blow up the house.
Berkeley, Vic, Mr. Potanski, Trevor and Grandfather Potanski go for a fishing competition.
Berkeley and Vic help Penelope for creating the portrait for art contest.
After Berkeley becomes dirty, he's taken to the dog hairdresser for a bath.
Berkeley, Vic, Mrs. Potanski and Grandfather Potanski help the elder people to be happy.
Berkeley creates a tunnel what leads from his dog house to Mr. Johnson's house.
Trevor accidentally makes 101 Berkeleys and becomes scared for ruining the house, but it turns out to be a dream.