Emily Blunt was a vintage-style vision in a navy blue prom dress at the 7th Annual Freeing ... And she looked amazing in her midnight-blue frock with its tulle skirt and sweetheart neckline.

For the formal dinner, Jill Biden fashioned a midnight blue midi dress by British fashion ... As for her hair and makeup, the first lady pulled her blond tresses back, with a few wisps of hair ...