I first met Grumpy Cat when she was receiving her lifetime achievement award in 2013 Kelli Bender is the Pets Editor at PEOPLE. She has been working at PEOPLE since 2013. Her work has previously ...

Grumpy Cat, the ubiquitous internet celebrity whose permanent scowl spoke for all of us in our darkest moments, died in the arms of her “mommy” on Tuesday, her family said on Friday. She was 7.

Related: Cat's Grumpy Reaction to Waking Up Is All of Us in the Morning Geez, this cat really has it out for his mom's boyfriend. And just look at how serious he is, for all we know, this little ...

Grumpy Cat attends a book event in Ridgewood, New Jersey, in 2013. Dave Kotinsky / Getty Images file. The official Grumpy Cat shop lists 883 items for sale, including books, T-shirts, calendars ...