Doofenshmirtz has a date and decides to use his "turn-everything-into-Evil-Inator" to turn his new date into evil, but, the inator failed, because it was broken (by Perry in "Day of Livin Gelatin") turning Doofenshmirtz into a romantic good guy, but, with still the same personality Meanwhile, searching for Perry, Baljeet and Buford discover the O.W.C.A. and Monogram and Carl have to erase their memory before they can tell it to Phineas and Ferb who are in the cinema