"Foolish, Earthlings!" The line most commonly uttered by two drooling aliens who have become a staple of "The Simpsons"' famed Treehouse of Horror episodes – Kang and Kodos. No, literally, they're in ...

Throughout its run, The Twilight Zone frequently found inventive ways to use aliens, and these are the show's best episodes featuring extraterrestrials.

Add Yahoo as a preferred source to see more of our stories on Google. "Foolish, Earthlings!" The line most commonly uttered by two drooling aliens who have become a staple of "The Simpsons"' famed ...