Grumpy Cat Endures ‘Worst Christmas Ever’ in Lifetime Original Movie (Exclusive Photo)

The Internet icon makes her movie debut this holiday season

What makes Grumpy Cat so grumpy? It looks like we’ll find out on Lifetime’s “Grumpy Cat’s Worst Christmas Ever.”

In an exclusive new still from the original holiday movie, Grumpy Cat (in her feature debut) suffers in the hands of mall pet store owner Marcus Crabtree (David Lewis).

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Grumpy’s life changes when she meets a 12-year-old girl who can hear her talk. Together, they thwart a dognapping and save each other, learning the meaning of Christmas along the way. Of course.

“Grumpy Cat’s Worst Christmas Ever” will premiere this holiday season on Lifetime.