The Pound Puppies are in for a surprise after a dirty dog becomes clean. Later, they embark on a dangerous adventure to return a lost puppy to his owners.
Which is more trouble for the Pound Puppies: a puppy with an imaginary friend or a lazy kid staying with them at the Pound Puppy HQ? Only the Pound Puppies and Holly will find out.
Nose Marie rescues a very tiny puppy from Catgut and has grown attached to him. Then, a group of tough dogs, called the Crushers, trick Bright Eyes into stealing while Katrina plots to get $1 Million from a wealthy socialite.
Whopper must conquer his fear of the dark after numerous nightmares. Later, The Pound Puppies must rescue a girl who fell down a hole after she ran away from home.
The Pound Puppies invent a holiday dedicated to Nose Marie. Later, they journey to the arctic and a high-speed chase through the snow ensues thanks to Katrina Stoneheart.
After Whopper and Bright Eyes accidentally break a TV, Holly reads them a story about a puppy who lies, an evil queen, a magical land, and Peter Pup (Cooler) himself, in which the pups participate in an adventure of their own.
The series concludes as Cooler is kidnapped by Katrina, taken to a mysterious dog pound, and meets a stubborn dog who refuses to be adopted while his friends try desperately to find him.
