The dress was confirmed to be blue and black (sold by Roman Originals), but that didnt stop the internet frenzy
Chiffon is ideal for warm weather because it is lightweight, airy, and designed to move with the airflow rather than trap heat
Yes, Heads revamped version of Givenchys dress is the one that was ultimately used in the film and in all of the promotional materials used for the film meaning that despite the fashionable legacy, none of the original dresses created by Givenchy were used
Perhaps mens dresses should aim for that same end: not to masquerade as anything else, but to take on a life of their own as new, separate garments
That being said, derbies are more appropriate than oxfords but there are oxfords that would be just fine for smart casual as long as they are not too dark and they have maybe a full brogue pattern