Isabella at War

Isabella is assigned to go to war by the FBI. Doofenshmirtz is also assigned to the war, but on the other side.

Songs

 * "Let's Go Fight a War"

The "Too Young" Line
"Isn't she a little young to be going to war?" -FBI to Isabella's mom

Ferb's Line
None, first episode when he doesn't appear.

Whatcha Doin'?
Phineas to Candace and Mr. Cuite-Patootie.

Continuity

 * Bunny's third appearence. ("No More Bunny Business" and "The Return of Mr. Cuite-Patootie")

Allusions
None