How Phineas & Isabella met Adam

Phineas, Isabella & Adam tells a story to Chris & Meg about how they first met.

Allusions

 * Spongebob Squarepants - This episode is very simular to "Mermaid Man begins" when Mermaid Man & Barnacle Boy tells Spongebob & Patrick about their origin.
 * Adam argues with Phineas & Isabella over the legitimacy of the flashbacks, just like Mermaid Man & Barnacle Boy do.