Grumpy cat went viral through meme's and even had her own merchandise line. Her angry expression made her a world trend. Grumpy cat was the face of many brands like 'Friskies' and her owners were able to capitalize millions. The cat was even offered a movie deal with Lifetime called Grumpy Cat’s Worst Christmas Ever. She also had appearances at Comicon.
Grumpy cat's real name was Tardar Sauce, and she was truly a celebrity. She was only 7 when she passed away, and she will be missed but luckily there are tons of products to remember her by.