Want to remember a few items? Sounds easy? Not with That’s not a hat. This unforgettable and brilliantly simple party game amusingly demonstrates how easily the brain can be confused. Just had it in your mind, and it's already gone – then it’s time to bluff well and convincingly pass the gift to others. Is that really a hat lying in front of me? Or have I already given it away? Or no, that’s not a hat at all. That’s not a hat – the party game for your brain. Includes a professional variant for those who want an even bigger challenge.