It’s no surprise that Grumpy Cat has become an Internet sensation with 7.9 million followers on Facebook and 292,420 on Twitter. However Grumpy Cat is now being challenged by Grumpy Pup.

Grumpy Cat has been an Internet sensation since September 22, 2012. Perhaps Grumpy Pup can claim his own fame on the Internet. The only problem is that cats already rule the Internet.

To read more about Grumpy Pup, click here.

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