I'm just squeezing this in between projects since I have Butterick 4948 out already:
This was inspired by the 1920's Hallowe'en novelty dresses I've seen online. Those are usually orange with black appliques of cats, moons, witches, etc., and I think some of them may have been crepe paper, but whatever. I might wear this not-just-for-Hallowe'en, but it's pretty ridiculous.
A friend gave me this skeleton fabric years ago and I've held off using it for anything (the skull lace was ordered off of Etsy):
I wasn't sure I'd have enough fabric so I planned to alter the pattern for a lower skirt panel and a bodice yoke. As it turns out, I have enough, but it's so busy I stuck with the two-tone plan. It will probably only have one row of lace on the skirt, though, since the lace is pretty wide:
Skull buttons, also from Etsy:
I re-drew the pattern with an pared-down version of the extended shoulder line borrowed from one of my 1948 patterns. This shoulder was the in thing in 1948-1949: