If you haven't seen an image of Grumpy Cat yet, you must not have regular Internet access. The cat that got famous and became the face of grumpy memes has had numerous interviews and was commissioned by Friskies to attend SXSW. To find out more about what lies beneath the cute, frowning face, read these 30 Things You Didn't Know About Grumpy Cat.

RELATED: The 25 Funniest Grumpy Cat GIFs
RELATED: The 50 Funniest Grumpy Cat Memes