Grumpy Cat catapulted to online super stardom a few months ago, quickly ranking right up there with Overly Attached Girlfriend and Actual Advice Mallard when it came to making people laugh at silly stuff. Unsurprisingly, the Internet's grouchiest feline is not impressed with the recent Harlem Shake trend.

Watch what happens when the infectious tune's bass drops and interrupts Grumpy Cat's nap time.