Insider information on the Nanyang Prom:

Their dresses must all be white, and only certain cuts are allowed. No bare shoulders, at most spaghetti strap.

The skirt must be of a certain cut - it must fluff out specifically. It must be of a certain length.

Black court shoes only.

No dyed hair. Hair must be neat.

If they do not wear the correct outfit, there will be a rack of clothes for them to borrow.