Season 1, Episode 40 The Monster of Phineas-n-Ferbenstein

First Aired: October 17, 2008

The boys learn about one of Ferb's Victorian ancestors, who helped a scientist create a monster.

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  • Premiered: August 17, 2007
  • Rating: None
  • Premise: Animated adventures of two stepbrothers who build outlandish inventions in their backyard while their pet platypus, Perry, carries out secret spy missions. (more)

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