Phineas and Ferb Fanon
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Phineas and Ferb Fanon

It was a hot hot day in Danville, and the boys thought of how a mermaid's life would be.

"That's it! We're gonna build a mermaid ray that will change anyone who is hit by it into a mermaid!" (Perry is sent to the vet for a month, so no Perry scene!)

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