Young Jimmy decides to bring his pet boa constrictor on a school field trip to the farm. Bedlam erupts, though, when the constrictor decides to socialize with the barnyard animals.

Sneaker the snake is not only a good pet for Pete, he becomes a good student at Pete's school and a hero at the public swimming pool.

Alexia is delighted when Mr. Cooper brings in Bob, a hognose snake, as class pet, but when Bob keels over, is Andrea's toy poodle or Alexia's neglect to blame?