Call of the Wild Vampire (JP: Aristotle's Army) is an episode of Supernanny: The Theory Animated.
Aristotle Marx has brainwashed many of the British citizens into his personal minions and ordered them to seize Supernannya. The Theory team must defeat Aristotle and return the British to normal before it's too late!
- This marks the second appearance of Aristotle Marx.
- The title is a reference to the 1903 novel "The Call of the Wild".