Update: Owner Tabatha Bundesen told The Huffington Post the number originally reported by The Daily Express is incorrect. The cat has reportedly brought in $100 million in revenue.
"What she's achieved in such a short time is unimaginable and absolutely mind-blowing," Bundesen told Express.
Lifetime celebrates Grumpy Cat's Worst Christmas Ever with Grumpy Cat and Tabatha Bundesen at Macy's Herald Square on Nov. 23 in New York City.
Getty Images Neilson Barnard
"I was able to quit my job as a waitress within days of her first appearance on social media, and the phone simply hasn't stopped ringing since," said Bundesen, a Morristown, Arizona, native.