long black dress with bell sleeves Sleeve by Lauren Ralph Lauren Floor length Elegant Long Sleeve Gown with

Additional reporting by Haley Lyndes and Taylor Andrews Early-2000s Halloween Costume Idea: Margot Tenenbaum From "The Royal Tenenbaums" While any Wes Anderson film makes for great costume inspiration, Gwyneth Paltrow's Margot Tenenbaum from "The Royal Tenenbaums" is one of the absolute best

Read next Talia Lakritz is a Life correspondent at Business Insider covering politics and power through a lifestyle and visual storytelling lens

In fact, any trousers that are oversized, have too many pockets or zips, or have too much surface decoration are a definite no-no

Allover sequin and beaded embellishments

It was so lovely to meet them both and I was so surprised when Sarah started talking because she doesnt have a Welsh accent

Navy blue is the perfect option