The internet reacted by sharing their condolences and memories of the famous feline, starting with Nala Cat, one of Grump Cat's internet famous pet peers. Her famous scowl is said to have been the result of feline dwarfism.
Writing on Twitter, her owner Tabatha Bundesen said: "Some days are grumpier than others", revealing that her beloved animal died in her arms after suffering complications from a urinary tract infection.
Grumpy Cat has helped millions of people smile all around the d- even when times were tough. So, join me in honouring her memory by going through some of her best memes. A video posted to YouTube followed, which has more than 21 million views to date.
With 1.5 million followers on Twitter, the demise of Grumpy Cat leaves many social media users more than a little morose.
Rihanna Slams Alabama Governor for Abortion Ban
She would also prohibit states from limiting access to the medications that are used to perform abortions. Senator Elizabeth Warren (D-MA) speaks during a townhall event in Columbus, Ohio , U.S., May 10, 2019.
Sudan transition talks on hold
The Alliance for Freedom and Change meanwhile said the shootings on Monday were an attempt to "disturb the breakthrough" in talks.
"Grumpy Cat" on the field before the Major League Baseball opening day game between the Colorado Rockies and the Arizona Diamondbacks at Chase Field on 4 April 2016 in Phoenix, Arizona. Feeling like trash? Grumpy! Cat!
We'll continue to update as more memorials for Grumpy Cat roll in. The cat starred in a Lifetime Christmas movie, Grumpy Cat's Worst Christmas Ever, she was on the cover of New York Magazine, and her book hit No. 7 on The New York Times' advice, how-to and miscellaneous best-seller list.
"May she enjoy the Rainbow Bridge".
The branded merchandising, which included pillows, pens, mugs and bags, as well as the sponsorship and media deals were estimated to have made her owner, Tabatha Bundesen of Arizona, a wealthy woman.