User blog comment:Disney & Nick fan/Phineas' Birthday Cliporama Promo!/@comment-406459-20110324155529/@comment-3006892-20110328144136

A story doesn't need a villain, it only needs an antagonist. An antagonist is simply a character who is a force against the protagonist, a villain is an antagonist who is genuinely evil. Both Doof and Candace are antagonists at times, but they are not villains.