Spongebob Theory: The Dark Origins of Mermaid Man and Barnacle Boy (Explainiac w| Dan Casey)

Are you ready kids? Ready for the most nefarious theory about two of Bikini Bottom's most beloved residents: the retired superheroes Mermaid Man and Barnacle Boy. Sure the show might've given some hints at their backstory - but are those stories reliable? Are Mermaid Man and Barnacle Boy really the Navy's dark, forgotten secret? Join Dan Casey as he *dives* into the theory.

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