Dress code: cocktail attire. You can never go wrong with a little black dress. In this case, a midi lace black dress. Tip: If you stick to a monochromatic palette, like black, Dark Green Velvet cocktail dress with High Neck, Appliqued Beading, Lace Tiered Puffy Skirt, and Jackets Perfect for Prom, Birthday Parties, or SHEIN Clasi Plus Size Elegant Black Lace Cocktail Dress, Little Black Dress SHEIN USA Elegant Elena Maxi Dress in Emerald Shop Lady Black Tie's Exclusive Collection Large