It used to be taboo to wear black to weddings, but now a little black dress is totally appropriate for an evening affair. Rule number four: It's better to be overdressed than underdressed. If an invite says 'black tie optional,' err on the side of caution and wear a long dress or dark suit or tux. Depending on the time of the event, you'll want to dress somewhere between formal and casual. Wear darker, more formal hues for an evening fete; opt for light colors and fabrics for a daytime wedding. He should wear: A suit and tie, dark or light depending on the season and time of day. Mar 7, 2018 - 8 Things You Should Never Wear to a Wedding . That wins in this case because she/her family is throwing a party and you are her/their guest. No matter how long since you last went to a wedding, we could all use a refresher on what we should and shouldn't wear as a guest. Here's what the experts . Nov 8, 2017 - What are you going to wear? The etiquette for proper wedding guest attire varies greatly depending on the style of the wedding. You'll have to . Nov 1, 2017 - A primer on how to dress for all wedding dress attire variations. Jul 19, 2017 - For example, guests should never wear jeans or shorts and always avoid . Make sure you follow her nine tips for proper wedding attire . Evening wear is most appropriate here. For men, this typically means a dark tuxedo, a white dress shirt, a coordinating bow tie, a cummerbund, and suspenders (optional), says Corry. Dress shoes, like oxfords, are suitable. Women can wear either a long gown or a dressy cocktail dress. Depending on time and how formal, your wedding attire changes. Nail your next wedding outfit with advice from Emily Post.