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Tri-Stone Area title card

It's the Stone Age and Phineas and Ferb are cavemen who decide to invent something new, fun and useful...the wheel! Meanwhile, Dr. Doofenshmirtz attempts to make his digs more upscale by using the precursor to the Inator device... a plain old stick.

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Phinebunk and Gerb


Doofengung and Bunka

Behind the scenes

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"A Phineas and Ferb Family Christmas"
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"Doof Dynasty"

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