When Bunnicula is kidnapped, Harold must teach Chester how to be a "secret service" animal to rescue their friend.
- This episode was released on Boomerang Streaming Service on December 21, 2017.
- This episode was aired on Boomerang Channel on November 18, 2017.
- Postcard Pun: "Tree You Later!"
- Lugosi officially becomes Marsha’s new pet, starting with this episode.
- Mina thinks that Lugosi is female and starts calling him, "Rhonda."