long sleeve fitted maxi dress Mia Sweetheart NA-09.09.26AM line%20design%0D%0ADraped%20detail%0D%0AEmbellished%20fabric%0D%0AConcealed%20zipper%20at%20back%0D%0AGentle%20Dry%20Clean%20Only%0D%0ALength%3A%20Maxi%0D%0A%0D%0AMATERIAL%3A%0D%0A%0D%0APolyester%20%2B%20Cotton%0D%0AHigh%20quality%20durable%20fabric Zara Linen Blend Cut Size:12/13 years

long sleeve fitted maxi dress Mia Sweetheart NA-09.09.26AM line%20design%0D%0ADraped%20detail%0D%0AEmbellished%20fabric%0D%0AConcealed%20zipper%20at%20back%0D%0AGentle%20Dry%20Clean%20Only%0D%0ALength%3A%20Maxi%0D%0A%0D%0AMATERIAL%3A%0D%0A%0D%0APolyester%20%2B%20Cotton%0D%0AHigh%20quality%20durable%20fabric Zara Linen Blend Cut Size:12/13 years

Zara Linen Blend Cut Out Halter Dress Lime Green S M Small Medium 7707/939 New | eBay

At first, I didn’t believe it was from the movie, at least not until I saw this on the Disney Store’s website

NA-09.09.26AM

Size:12/13 years

But one detail in particular set the dress apart from the likes of Kate Middleton and Meghan Markle: Eugene's gown features a daring open back

line%20design%0D%0ADraped%20detail%0D%0AEmbellished%20fabric%0D%0AConcealed%20zipper%20at%20back%0D%0AGentle%20Dry%20Clean%20Only%0D%0ALength%3A%20Maxi%0D%0A%0D%0AMATERIAL%3A%0D%0A%0D%0APolyester%20%2B%20Cotton%0D%0AHigh%20quality%20durable%20fabric