A second hand car dealer/pirate seeks to sell his house to pursue a life on the sea. Musician/mom Petunia and daughters Polly and Patch seek to stop living a hectic life perpetually travelling the motorway on their land yacht.
Branchy, the neighbor renovating the next door tree into a tree house gets an unexpected visit from his 3 sons who will eat him out of house and tree. Petunia, Polly, and Patch need to figure out a way to get rid of the 3 nuisances.
Petunia gets a demand for 10,000 dollars in income tax and contacts the A Greenleaf tax agency to send Super Tax Girl. The city library tries to reclaim the book Branchy refuses to relinquish by calling out the library task force.
Petunia's attempts at cooking a family recipe make bread too hard to eat. Ted and Fred, the chainsaw brothers, keep cutting the tents they live in with their mom. They seek to build a house for her and Branchy's tree is in their sights.
Aunt Menace, the Sherriff of Rattlesnake, and her dangerous finger guns comes to visit. The Rancid Gang (Cyril, Stinky, and Rythmic Nigel) bring hired hit-man charlie thunder to get revenge on aunt menace, but love is in the air.
Burton the Burglar steals many of Petunia's songs. The famous detectives Stately Holmes and Dr. Wanson show up to help Petunia, Patch, and Polly. The motorcycle police send a clumsy unicycle rookie, who takes a fancy to Petunia.
