abercrombie and fitch black dress & bubble hem babydoll mini in an open back Women's The A&F Julia Slip

Certainly a long dress is appropriate, but the key to black-tie style is formality: As long as the dress feels sophisticated, the hemlineranging from just above the knee to tea-length (which hits at midcalf)is up to you

Beach weddings in particular can be a blast

Opt for elegant fabrics like satin or lace to elevate your black tie wedding dress guest while keeping it wedding-appropriate

Guests will know every word to more songs than they expect, and that shared recognition is one of the best natural icebreakers a themed party can have

The ruffle hem adds a touch of flirty movement to your look, while the fitted waist creates a flattering silhouette that complements all body types