For many Sudden Bachelors, fashion is a foreign word. A long-term relationships often leads to complacency when it comes to things like style, grooming, etc. Most of us figure that our mate already loves us, so why bother with trying to look good! By the way – this notion might actually have helped create your new found sudden bachelorhood…. Now that you are on your own again – you might want to update your wardrobe (you might need to as well, if your clothes ended up as Lawndry). Sometimes in order to figure out what we like, we need to know what not to do. Check out this post and photo gallery on GQ.com – “Men’s Worst Style Mistakes.” Sudden Bachelors – please don’t be “undateable.”

Many women will tell you, “It’s what’s on the inside that counts.” They’ll throw around notions like “confidence” and “sense of humor” and claim not to care what kind of shirt you wear as long as there’s a good heart underneath it. These women are liars. Or they’ve never been on the losing end of a blind date with a spray-tanned man in acid-washed skinny jeans. Because as Darwin and book covers teach us, what’s on the outside can often give a pretty good indication of the quality within. This is the lesson we learned from Ellen Rakieten and Anne Coyle’s very funny new book Undateable—a manual for men who hope to interact with the opposite sex. Here, for your benefit, GQ presents the 19 worst fashion offenses from this essential new guide to making sure your genes get passed on.—Bess Kalb