Happiness can hardly be put into words because everyone explains this notion in his own way. For some people happiness is associated with wealth and money, the others are happy when their family and friends are all right, and some people enjoy loneliness in the open air when not a single trouble can reach them. However, there have always been such people who would do anything in order to seem unhappy and moody. And not only people - in fact there are even animals who prefer the image of a complete pessimist. Meet the world-famous grumpy cat - the only creature on Earth who escapes every single chance to become happy!