There's no doubt about it, the internet belongs to cats, and the indisputable cat of the moment is Grumpy Cat. If you're late to the party, Grumpy Cat is a living, breathing cat that just happens to be the spitting image of a grumpy old man. If you're skeptical check this out and you will have no doubts (https://www.youtube.com/watch?v=INscMGmhmX4). In a short time his unusual face has cat-apulted him into internet stardom and inspired artists everywhere to pay homage to this one of a kind feline. So check out these hysterical works of Grumpy Cat fan art!