Okay. I hope you're sitting down, or at least standing still, because this post is JAM-PACKED with extremely major looks from extremely famous people. Various ladies could NOT resist a headdress -- this is not even the only head-jewelry-related post we're running today; we are, in fact, grouping a lot of people by their various lids so if your favorite isn't here, she's surely coming up later -- and neither, frankly, can I.