(Episode opens on a night sky. An asteroid flies by. The title appears on the screen in large, green letters. Camera pans down to the house.) Man's voice: Last night's meteor may not have been as innocent as we thought... (Camera cuts to the television. A black-and-white movie is playing.) Man: ...look what happened to Dr. Zachary! (Pulls back curtains to reveal a man's head in a jar. Camera cuts to Phineas and Ferb on the couch watching the film.) Phineas: (High-fives Ferb) Cool! (Scene switches to Candace in her room. She hears the film playing.) Candace: Now what? (Walks into the living room) Alright, what are you guys up to? Phineas: Watching the Invasion of the Human Overlords marathon. They're playing all five movies tonight! Candace: Is that all? Pfft. Well enjoy your lame, colorles