What puts Grumpy Cat in such a sour mood all the time? The better question is, what DOESN'T put her in a sour mood? Find out in this second sensational issue with the world's grumpiest cat and Pokey, her fun-loving, big-hearted brother! They're two cats that are too cute for words, one with a childlike wonder, and the other with a pouty expression that'd make runway models jealous. They're an odd couple, for sure... and every moment of their misadventures are guaranteed to make you laugh!