Can MRIs and EEGs explain why those HeadOn ("Apply directly to the forehead!!") ads are so effective? Because we just don't get it.
Editorial note: Whoa! You've found a super-old post here on BuzzFeed, from an earlier era of the site. It doesn't really represent where we are anymore, and may in fact be totally broken, but we're leaving it up as a part of our early history.
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