When it comes to holiday dressing—especially for an office party—I like to repurpose something I already own, like this Vince slip dress, with some fun new accessories you can wear on repeat as you flit from fête to fête. You want to look good, but not too good—after all, you’ve still got to keep it professional. I am obsessed with this Anthropologie pink beaded clutch that will make any outfit sparkle and shine. The coat adds a pop of color to basic black. ...