zendaya black dress Zendaya Wows in Totally Side-Baring

In the photo, the songstress stunned in a siren-red halter gown with a dramatically low back that dipped nearly to her butt

Very casual shoes flat sandals, sneakers, and everyday flats undermine the formality of a floor-length gown

If you choose to wear something that doesn't go all the way to the floor, an appropriate length is something a little below the knee." Reformation Jillian Silk Dress SOLACE Adele Draped Satin-Trimmed Crepe Maxi Dress Don't: Wear Casual Shoes "When it comes to footwear, have some fun, but keep it classy and chic

Nails: Expressive colors such blue, green, gold, silver or neon applied to artificial nails

This ballgown silhouette features a slow waisted bodice bedecked in graphic linear patterns that dazzle with beadwork

If you're looking to take a chill approach to your 21st birthday look, opt for a simple maxi skirt set with edgy cutouts