The One About School

The One about School is the second episode of the 21st season of "Phineas and Ferb"; this episode shows what happened the day before the Rollercoaster.

Summary
This episode starts with Major Monogram and Dr. Doofenshmirtz hosting a show;:

Monogram: "Everyone here knows that this series takes place in summer but... would you want to know what happened before...?";

Doof: Do you know that if they don't want to know it we would have lose an afternoon?

Then the show starts; meanwhile Phineas and Ferb prepare Monkeys to make juggling for the last day of school, Heinz goes to his daughter's graduation dinner.