On Spencer's thirtieth birthday, he revisits a movie that had a huge impact on him as a child: The Thirteenth Year, a Disney Channel Original Movie about Cody, a boy who starts turning into a mermaid on his thirteenth birthday. After living among the merfolk for seventeen years, what changes await Cody on the land in this, his thirtieth year? Stay tuned at the end of the episode for the actual song they play at the end of the movie!