
Follow the Flynn-Fletcher gang between major events, letting characters like Phineas, Ferb, Isabella, and Baljeet interact through their school lockers.

When Dr. Doof invents a ray to make him popular, Agent P is sent on a mission to stop him.

When Phineas and Ferb invent a transportation system connected to all the lockers in the world, Candace, the school's new hall monitor, finds herself trapped on a chaotic ride.