Major League Baseball history will be made this holiday weekend­—by a grump. The Internet star, Tardar Sauce, also known as Grumpy Cat, will take Chase Field to throw the ceremonial first pitch at ...

(Reuters) - Grumpy Cat, the internet's most famous scowling feline, not only unveiled a waxwork of herself this weekend, but also joined the cast of Broadway musical "Cats" to close out the show with ...