Every language has its odd sayings and in English, one popular saying is “Let the cat out of the bag.” While many people have heard this phrase, you may wonder where it even came from.

One possible explanation is that back in the medieval times, shady livestock vendors would sell bags claiming to contain a pig. Yet when the purchaser got home and opened the bag, he or she would only find a cat inside and let it out. Thus the phrase “let the cat out of the bag.”

However this phrase came from, it perfectly captures a cat’s propensity to climb into bags just to explore.

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