Houndsley, who loves the quiet snow of winter, and Catina, who despises it, worry that the new snow may cause their evening concert to be canceled, but try to make the best of things anyway.
While his friends Bobby, Joe, and Addie are spending the summer on exciting adventures, thirteen-year-old Skeezie Tookis must get a job and help around the house, and things only get worse when his long-lost father appears.
While their family is away, Harold and Chester, a dog and a cat, are boarded at Chateau Gua-Gua where Chester becomes increasingly alarmed by the strange behavior of his fellow guests and the sudden disappearance of one of them.
The Monroes leave their cat and two dogs alone on Halloween night, unaware that their pets are about to be visited by a strange figure who might be a wicked witch.