Read this strip at gocomics.com.
Oh it's not Nyarlathotep, the Crawling Chaos; or Shub-Niggurath, Black Goat of the Woods with a Thousand Young. It's just Linus. Just little, innocent Linus!
OR IS IT?
This is a retread of the "girls in stadium boots" strip from just ten months back, although the horror is more vague here. Notice that it's entirely Charlie Brown who's getting worked up. Lucy knows exactly what's going on.