Secrets On the High Seas!

'''Secrets On the High Seas! '''is the 29th episode of Season 45.

Summary
Greg and his cousin Angel are shocked to learn that their grandfather Merlin used to be a sailor who taught Angel what she knew about fish and other sea creatures, and also learn that their grandmother... was a mermaid!

Plot
The episode begins with

Trivia

 * Greg and Angel learn about their grandparents’ secrets.

Transcript
To see the transcript of this episode, click here