If you were alive in the chances are you had a mood ring or saw one. Mood rings are rings with a stone that changes color, supposedly in response to your emotions. Here's a look at how mood rings work and whether they really can tell how you.
gave me a heart attack playing it every time. And an anxiety attack. And probably single handily contributed to my OCD-ness more than anything else. I MUST BE PERFECT or it all becomes a terrible mess.