Gallery:Coolest Coaster Ever


 * [[Image:Coaster sign in Isabella's yard.jpg|right|350px]]

While trying to decide what to do during their summer vacation that will be worth telling their classmates about when they return to school in the fall, Phineas recalls an uninspiring rollercoaster at a State Fair. He realizes the can do much better and decides he and Ferb will build their own rollercoaster.


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