A woman doesn't have to wear a gown to be formal. We call this look The Evening Suit. It is a two piece ensemble that features a jacket inspired by the tailcoat tuxedo Billy Porter wore a tuxedo and a dress. We should all feel empowered to make such bold choices. The Washington Post Adrianna Papell Tuxedo Mermaid Long Dress, 2 Black Adrianna Papell Womens Crepe Tuxedo Sheath Dress, 2, White, Women's