Social media users woke up to some sad news on Friday -- the death of the beloved Grumpy Cat. The cat, known for her famous displeasing look, died on Tuesday in the arms of her fur-mom, Tabatha. Posts ...

CHICAGO (CN) — Grumpy Cat Limited is back in court this month with more trademark suits. The company, which owns the image and likeness of the early 2010s internet sensation “Grumpy Cat,” in April ...

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The world may have found its next "Grumpy Cat." On April 14, the U.K.'s Lancashire Fire and Rescue Service shared a Facebook post about a "curious cat" with an agitated face. According to the fire ...

Pets enjoy rent-free living, complimentary meals, and unlimited snuggles, yet they still manage to find something to grumble about, much like Waffles the cat. His owner has recently shared a montage ...

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 ...