maxi olive green dress Satin Ruffled Lace-Up | Womens | Medium (Available in XXS, L, XL) | 100% Polyester | Lulus Hang Or Line Dry OLIVA MAXI DRESS S

Festive attire is the dress code hosts choose when they want you dressed up and celebratory without the strict rules of black tie

On sale for $32.99

Best Cocktail Maternity Wedding Guest Dress: Tuckernuck Hyacinth House Black & Tan Printed Floral Bennett Midi Dress Breathability is key when you're pregnant so the fact that this dress is 100% cotton (with a 100% linen lining) is a major win

While being pregnant during the holidays is obviously a blessing, it does add a few challenges

The Watters Aislin dress wows with a sleeveless bodice, a scoop neckline, a low scoop back with covered buttons, and a flowing skirt

Middletons latest looks have been regal a floor-skimming Diane von Furstenberg for the anniversary dinner, a glittering Jenny Packham for the variety show but todays ensemble seemed slightly more low-key by comparison