Monsters vs. Aliens Episode 19 The Mystery of Dr. Cutter/The Partymobile That Invaded Earth >Link and Bob discover and fix up an old spaceship and take it for a joyride, unaware that Coverton has disabled its microphone so they can't communicate with the base. Subsequently, Monger believes they're hostile aliens and orders them shot down, and the two monsters must find a way to solve their communication problems before they get blown up.