“Some days are grumpier than others,” the Instagram caption read. It appeared next to a photo of the Internet’s most famous and beloved cat, the one with the perpetually miserable mug. But this was no ...

Editor's note: Grumpy Cat, the feline whose disapproving mug made her the star of internet memes, died May 14 at age 7, her publicist confirmed. (You read that right; this cat was so famous, she had a ...

Grumpy Cat, the internet sensation who captivated millions with her sourpuss expression, passed away at age 7 this week. Her owners made the announcement on social media Friday, noting that she ...