Phineas and Ferb make a Mint Factory, but it is big, and like a maze. Isabella gets lost, so Phineas and Ferb try to save her. Isabella, Phineas, and Ferb get out safely. Dr. Doofenshmirtz makes a Math-Inator, because he is not good at Math.
The Too Young Line
Aren't you a little to young to make a Mint Factory?
No, no I'm not.
Ferb: Why did we make a maze in the first place?
Phineas: Whatcha doin'?
Isabella: Hey, that's my line!