Welcome to 31 days of Skeletons being Jerks! It's year 2 for this, and I'm scraping the bottom of the horror comic skeleton covers, so get ready for many days when I misconstrue other monsters as skeletons to bulk this feature up. You can still expect the same level of snark, though!
I hardly think you can say you searched everywhere when one of the areas you neglected to search only required you to turn your head.
Most people would think the skeletons are about to do something a little worse than jerky, and most people would probably also go "why did the artist draw in a giant bug for no reason?" But, in fact, the skeletons merely want to point out that her hair style went out of fashion in 1627.
Glenn Danzig poking out from the center of the image is especially impressed with all the skulls on this cover. He might just have to write a song ...