A selection from the Kay Unger spring collection.Photo by © Michelle Watson/CatchlightGroup.comTootsies owner Mickey Rosemarin, from left, Kay Unger and Tootsies buyer JohnMaguirePhoto by Morris MalakoffUnger helps a customer. Her attentiveness to customer's needs are a major reasonbehind her success.Fashion QA Kay Unger thrives with colorful designs for the real woman Jennifer RoosthMar 17, 2011 | 12:38 pm