- Ludwig and Wilhelm are the names of the Grimm Brothers, and Dorothea was their mother's name.
- During the Bluebeard chapter, Ludwig has curly hair and it's mentioned to look like Lady Oscar.
- Wilhelm wonders if there's a password to get into Rapunzel's tower, like "Open Sesame" or "In the name of the moon".
- Dorothea's two snakes are called Jason and Carrie.
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