The internet sensation known as Grumpy Cat, whose real name was Tardar Sauce, passed away on Tuesday and it's possible there will never be another like her, as it's unclear what kind of cat she was.

A calico, peke-faced cat is drawing comparisons to the late Grumpy Cat, for the annoyed face they made in their rescue photo Kelli Bender is the Pets Editor at PEOPLE. She has been working at PEOPLE ...

The famed kitty first found internet fame in 2012, and went on to become a household name with everything from plush toys and books to her own movie Dave Quinn is the Deputy News Director at PEOPLE.

Grumpy Cat, the pouty-faced feline that became an Internet sensation and even spawned a Christmas movie and bestselling book, has died at the age of 7, the cat’s owner confirmed on social media Friday ...

(CNN)-- Grumpy Cat, arguably the internet's most popular cat and one of its first viral memes, has died aged 7. The furry sensation's family announced her death on Twitter on Friday. "We are ...