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, Elegant Elena Maxi Dress in Emerald Shop Lady Black Tie's Exclusive Collection Large Martini Dress Black Cotton Mini Dress XL Black White Rachel Antonoff XL Rachel Antonoff Multi Green And Black Floral Printed Short Sleeve Belted Wrap Midi Dre AX Paris Dark Green Velvet cocktail dress with High Neck, Appliqued Beading, Lace Tiered Puffy Skirt, and Jackets Perfect for Prom, Birthday Parties, or Kensington Green Plaid Mini Dress Women's Holiday Dress Dress Up Green Small