Pac must get help from Inky, Blinky, Pinky, and Clyde and their Slug Cam pet named Larry when a spy ghost named Specter possesses Aunt Spheria's dog named Uggles and infiltrates Sir Cumference's lab until Specter betrays Betrayus when he plans to conquer both Pac World and Netherworld.
Specter the spy ghost
Larry the slug cam
- The episode's title, "The Spy Who Slimed Me", is based on the 1977 the 10th spy film: "The Spy Who Loved Me" starring Roger Moore as James Bond.
- This is the first episode where ghosts do not conquer Pac-World.
- This episode marks the first time Spiral and Cylindra were possessed.