Grumpy Cat (born April 4, 2012), real name Tardar Sauce is a female cat and Internet celebrity known for her grumpy facial expression. Her owner Tabatha Bundesen says that her permanently grumpy face is due to feline dwarfism. Grumpy Cat’s popularity originated from a picture posted to the social news website reddit by Tabatha’s brother Bryan on September 22, 2012. It was made into an image macro with grumpy captions. “The Official Grumpy Cat” on Facebook has over 768,000 Likes.