The coaster cars finally come loose from the tail of the jet and they fall onto the Candace and Linda now pull into the driveway and Candace runs out of the car, laughing crazily. She heads into the house after admonishing them that they are being watched, and reminds the boys that she's in charge, conditionally. She sees the coaster track out in the parking lot and goes back to get her mom so she can see as well. Candace gets Linda out of the store, but the roller coaster track has already been moved. Candace, in the car below, sees the boys on the airplane flying in the other direction and laughs gleefully. — Phineas Flynn. Linda says "Hi" to the boys, who are here, sitting under the tree. She tells Candace to help her with the groceries and walks away, leaving Candace to gasp "But" over and over again until Linda pulls her into the house. Instead of seeing Agent P, Phineas sees Perry again, since Agent P put his hat on Isabella a moment before, so he wouldn't be recognized. "Rollercoaster" is the song in "Rollercoaster: The Musical!" Since Linda has finished checking out, the two leave, and Candace is now excited because she believes that when they get home, the boys will not be under the tree, therefore proving to Linda that she is right. Linda thinks Phineas is a little young to be a roller coaster engineer. (Missing Lyrics) Phineas and Ferb construct a rollercoaster from their backyard out to the whole city for themselves and the neighborhood kids. Rollercoaster Lyrics: (Rollercoaster, roll, rollercoaster) / Phineas, are you sure this is safe? Rollercoaster (Missing Lyrics) Hopping around, he accidentally releases Agent P from his robotic arms. Meanwhile, Perry the Platypus attempts to thwart Dr. Doofenshmirtz's evil plan to reverse the rotation of the Earth. The lion's roar breaks her concentration and she yells at the boys, "Will you hold it down? The coaster comes to a stop at the top of the lift hill, revealing part of downtown Inside, Dr. Doofenshmirtz is still rambling on about how much this scheme cost him. Candace shockingly asks Phineas what it is, and Phineas asks if she likes it. Phineas and Ferb construct a rollercoaster from their backyard out to the whole city for themselves and the neighborhood kids. The kids are still riding this very fast coaster. Agent P then starts to battle him with wrenches and strikes the same foot of Dr. Doofenshmirtz that the screw hit. After Phineas confirms it, the foreman approves their building permit despite it being filled out in crayon.

/ Of course! It's While Candace was talking on the phone, the boys and Perry have been transporting various building materials into the back yard: lumber, steel I-beams, a jackhammer and plumbing supplies. Phineas heads off to get the snakes while Ferb resumes welding. (Missing Lyrics) Candace only gets to take one look out the window before the phone rings. Just then the top of the tree explodes, causing Candace to shout, "Mom! (Missing Lyrics) Linda says she worries about her sometimes. Isabella also falls out of the tree, telling them how great it was and asking them what they're going to do tomorrow. The kids reach the broken end of the coaster and ride out into the street, through a construction site and up onto the tail of a passing jumbo jet after a crane swings them up into the air. At that moment, a foreman at a car factory is asking Phineas the same question. She tells Linda she told her, closing her eyes and extending her hand out to point at the yard, as we hear a rustle of leaves. Dr. Doofenshmirtz is happy about being saved, but is then moved (along with the rest of the tallest part of the building) by the tin foil ball that crashes into it. Candace persists, telling her about the roller coaster. Agent P jumps onto the coaster with the kids as it passed beneath him. Phineas & Ferb - Rollercoaster Lyrics. Happy Evil Love Song Agent P is now helping Doofenshmirtz in trying to move the Magnetism Magnifier, but it will not budge, so he hooks the magnet to a helicopter, causing the magnet to go with it. It's mostly sung by Phineas, with Ferb and Buford backing up, along with Baljeet, Isabella and the Fireside Girls screaming. ", who responds with, "Give it a rest, Candace!". Watchin’ And Waitin Perry enters through a secret door on the side of the house. Jumping up onto his hind legs, Perry's demeanor changes. And I mean a good rollercoaster, not like that one we rode at the state fair. " (Missing Lyrics) In short order, the robot arm is mounted to the coaster cars and is laying out track for them. That doesn't bother Phineas. Meanwhile, Candace has been trying to get Linda to come home from the grocery store and see what Phineas and Ferb are doing. There will be solid-fuel booster rockets and snakes being released during a corkscrew around the Interstate highway.

I am trying to use the phone!". Candace runs out to the backyard, then stops in her tracks, horrified at what she saw. Phineas says he doesn't know, and Isabella suggests teaching Phineas then asks what they should do tomorrow, and suggests making a list. He offers to give them whatever help they need, so Phineas takes him up on the offer and borrows one of the robotic assembly arms. As they start to go up, Phineas is showing everybody how the seat belts work, but he drops it.