white halter midi dress Alanna Cowl Neck Off / M %0D%0AColor%20may%20vary%20due%20to%20lighting%20on%20images HALTER NECK LACE MIDI DRESS

One of the (many) wonderful things about this recipe is that you can make it a day in advance

Practice walking and sitting in your dress before prom night so movements feel natural

As Page Six Style previously reported, Berry who is a festival jury member this year was forced to change her outfit ahead of the annual event after its organizers released a new dress code: no more nudity ("for decency reasons"), and no "voluminous outfits, in particular those with a large train." The "Catwoman" star said at a news conference last week, "I had an amazing dress by [Gaurav] Gupta to wear tonight, and I cannot wear it because the train's too big." Though she "had to make a pivot," she acknowledged that the nudity ban is "probably also a good rule." Berry was spotted on the opening ceremony red carpet in a dramatic (but decidedly not voluminous) Jacquemus gown

Belly has seriously stepped up her fashion game since season one