"Keep Calm and Carry On" originated in England during WW2.theChive is one of the more popular websites for funny photos, pictures of cats, softcore porn, and such. Â Like everyone else, they modified the phrase to fit their needs and then marketed the crap out of it.
@shodan66:  Actually, the umbrella says "Keep Calm and Chive On" from thechive.com website.
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