Your adult party theme can make all the difference. Maybe an elegant black and white affair or a lavish casino party? Or a masquerade ball? Think a vintage Hollywood soiree or a swanky speakeasy ...

Each year, the Met Gala gets a theme that fashion fans wait in anticipation of all year — the first was in 1973 with “The World of Balenciaga.” The Met Gala has been annual since 1948 with ...