1.   In his latest film, super-intelligent aliens invade Earth and try to take over.

2.   If aliens ever do invade, we should forget about our primitive weapons and fight the bastards with special effects.

3.   The Grand Old Party has been invaded by aliens.

4.   They loop around until you are certain that an alien has invaded your body and is playing you like a broken jukebox.

5.   Aliens have invaded South Africa.