And for her final, fourth wedding dress (that we know of...) Millie shared a photo on Instagram stories of a white, sheer, lace, low-back Oscar de la Renta gown worn to cut the cake. We're drooling.
The former Little Mix star, 31, looked incredible in the shoot as she slipped into a daring sheer silver mini dress that left little to the imagination. The garment highlighted the singer's jaw ...