When you want expert advice about sweaters, where do you turn? If you’re Men’s Health, you dial up Bad Sweater Guy (at first he thought they wanted to use him as a “Before” picture). The latest issue somehow features Josh Duhamel on the cover instead of BSG. But inside on page 88 you can learn all about proper office-party etiquette. A good rule of thumb: If your sweater involves sequins, sparkles or batteries, leave it at home. Being a lawn decoration has never helped anyone’s career.