There's a new audio illusion floating around the Internet and it MIGHT mess with your mind even more. In this clip, a little toy lights up and says either "brainstorm" . . . or "green needle." And here's the crazier part: The person who made the clip says you can influence which one you hear by which word you THINK about. And that was TRUE . . . when I thought "brainstorm" I heard "brainstorm," when I thought "green needle," I heard "green needle." Check it out!