Phineas, Ferb Candace and their parents go to Madrid to visit "La Puerta del Sol". When they see Spain Phineas and Ferb decide to be dancers of Sevillanas. meanwhile Doofenshmirtz is also in Spain and creates a "Toro-Inator" (Toro is Bull in spanish) a mechanical agresive bull that will defeat all the bullfighters; without bullfighters the Plaza will be in crisis so Doofenshmirtz could buy it and turn it into his new "Doofenshmirtz Evil Incorporated" headquarters in Spain(Pérfido Doofenshmirtz SL).

PD: In this episode is revealed that Doofenshmirtz can speak Spanish very well