She ended the evening in a stunning monochrome outfit with a very low-cut neckline that showed off her cleavage
For her first look of the day, Upton went bare-legged in the floaty frock that was tied at the waist and had an asymmetrical hem and was worn over a white slip.
She wore white sandal heels that revealed a dark red pedicure.
Her long hair was loose around her shoulders and styled with a center parting and she sported large black-framed Prive Revaux sunglasses.