The Walzak family are in for a surprise when their long lost uncle comes in for a visit only to steal their money. Two ghosts live under the house possessing Jackson and Korryn, Sadie and Emmie find out their house is haunted.
Tyler, Sadie, and Emmie try and solve the murder of the towns popular celebrity, Maddie. Meanwhile Jackson can't get rid of the rats that live under the sink.
Emmie is stuck in a nightmare leaving Sadie to go in her dreams and save her. The Walzaks audition to get into a fancy school only to find out the teacher is the monster dog in disguise.
Uncle chew creates a Monster dog by cloning it from some of Sadie's DNA. While at the carnival the Walzaks encounter killer clowns from a killing organization.
The Walzaks go to space for a space experiment and run into human-eating aliens. Jed returns to make The Walzaks racers but this time, with snowmobiles.
Chew uses Sadie's DNA to make an evil monster dog that will destroy the Walzaks. Emmie is in a sleeping coma forcing Sadie to go into her mind and rescue her.
