If you're anything like us, then you love grumpy cats. It's amazing how they can look so incredibly angry and so incredibly cute at the same time. And hey, these frustrated felines might look like ...

A grumpy cat who "judges" humans instead of biting and scratching them has left internet users in stitches. The sour-faced feline, named White, went viral on social media after Poland-based Redditor ...

A kitten with a permanently grumpy facial expression is delighting the internet, earning itself the nickname "Grumpy Cat 2.0." On October 10, Reddit user Diana (u/MickPawsome) shared a snap of her ...

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 ...

Grumpy cats can be tough to crack, but science has some answers. Animal behaviour experts, known as ethologists, have spent years studying feline psychology and body language. Their research reveals ...

Grumpy Cat, the adorably grouchy-looking meme machine kitty, has passed away. The family of the dearly departed cat said she suffered complications from a urinary tract infection. She died on Tuesday ...