Question: Krampus, the "Christmas Devil" of Austrian and Bavarian folklore, has entered the popular culture of North America; who noted,  that "thanks to the Internet and YouTube [Krampus] is now very much on America's Christmas radar", an Internet meme, is an activity, concept, catchphrase or piece of media which spreads, often as mimicry or for humorous purposes, from person to person, via the Internet?
Sentence (from "Krampus in popular culture"): Tanya Basu interprets this as part of a "growing movement of anti-Christmas celebrations": a "bah, humbug" rejection of – or novel alternative to – mainstream festivities.
Relevant evidence: No