cocktail dresses at neiman marcus 1950s Silk Party Dress, Xsm this cocktail dress from Amsale is defined by a large sequin floral motif Women's Cocktail Attire: Everything You

The difference between black tie and black tie optional is latitude: the stricter rung expects a long evening gown, while the optional rung also accepts a dressy midi, an elegant dark cocktail dress or refined evening separates

If notable enough, a pair of flats might work, but sneakers are a no-go

By doing this, they still have an element of choice, and you have peace of mind that your dresses will meet your vision for the big day

Outfit Ideas for Every Spring Birthday Celebration Your birthday plans are the biggest factor in deciding what to wear

Penny loafers, tassel loafers, and horsebit loafers all work beautifully with black pants