Okay, real talk—shopping for plus size formal dresses used to stress me out more than the actual event I was dressing for. 😩 Between weird fabrics that hugged the wrong places and styles that screamed “mother of the bride” (when I was just 29, thanks), I avoided formal invites like they were jury duty. But I know you get it. You want to show up looking snatched, confident, and yes—slimmer—without wearing three layers of Spanx or black…