Grumpy Cat, the always-frowning, ever-memeable kitty, has died. The passing of the teensy grump, perhaps the world’s most famous feline, was confirmed by her owners on social media. She was 7. “We are ...

(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 ...