The family goes on a dream holiday camping trip. At the park, they run into Fluffy and Uranus who are also on holiday. However, Duckman quickly puts them to work and gets himself banished from the campground. He takes Fluffy, Uranus and Cornfed with him off into the woods, but bees sting the accompanying trio. Cornfed's head swells and an allergic reaction causes Fluffy and Uranus to grow to gigantic proportions and become homicidal. Hearing Duckman's screams, Beverly and a reluctant Bernice go to the rescue leaving entertainer Jim Bailey keeps the boys and Grandma-ma entertained.

Mambo is caught with a cigarette in his mouth; Bernice takes action in Congress. A tobacco company CEO invites her and the family to enjoy the hospitality of the tobacco industry. When Bernice won't change her position, they are put to work picking tobacco. Rescue seems hopeless, until Agnes Delrooney, reveals that she has been hiding out as Grandma-ma all this time. She makes an escape, with Duckman handcuffed to her.