Popsugar Entertainment Halloween Roald Dahl Halloween Costumes 16 Whimsical Halloween Costume Ideas Courtesy of Roald Dahl October 26, 2019 by Quinn Keaney View On One Page Photo 5 of 16 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 5 Baron and Baroness Bomburst From Chitty Chitty Bang Bang What to wear: A standard king and queen costume from any party store will do. You could also just buy a giant, jeweled crown and wear it with a regal fur wrap and a fancy silver dress. Previous Next Start Slideshow HalloweenHalloween CostumesBooksPop Culture Halloween CostumesMoviesRoald Dahl