Having kittens, hair of the dog, letting the cat out of the bag.  How did these pet phrases come to be part of our everyday vernacular, and what the heck do they really mean? 

Curiosity may have killed the cat, but it sent me pecking away at my keyboard and scouring the shelves at Barnes & Noble to find the meanings and origins of some of the most common – and not so common - cat and dog phrases.

So test your pet IQ and get started!

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