black sleeveless mini dress Cute - Dress - Skater Dress Relaxed fit with no stretch Cote Cap Sleeve Pocket Mini

Both floor-length gowns and lighter cocktail dresses can fall into the formal category

A Standout Alternative : While traditional colors like white and pink are classic, black offers an edgy yet elegant alternative for those who want to be different

Zenon: Girl of the 21st Century was hands-down one of the best flicks offered by the network all the way back in 1999, and it's safe to say these outfits do it justice

Sizes: 8

See her incredible wedding featured on Insider

We caught up with stylist Bailey Moon (whose clients include Naomi Biden) to get the scoop on the modern rules for black tie, white tie and every dress code in between, so that being underdressed simply isn't a problem you'll ever face