The episode features a fun musical number titled "Rollover Day," which fits the episode's theme of relaxation and doing nothing.
El Agente P debe detener al Dr. Doofenshmirtz, quien ha creado un dispositivo para transformar monumentos históricos en pan de molde (originalmente iba a ser para barbas, pero confundió los planos).
Meanwhile, Phineas and Ferb decide to build their own rollercoaster in their backyard, much to Candace's dismay. As they work on their project, they encounter various obstacles, including a pesky inspector who seems determined to shut down their operation.