Ron paused, not quite sure what to do about being told to hold on a minute by a total stranger - but it hda the desired effect. He waited, watching, somewhere between offended and amused.
When she shouted, he jumped. What the hell?
"No," he said, taking a slow step back. "No, it's - fine. Don't worry about it. Looks good. - You have a good evening. Mental," he added under his breath as he edged away from the shop.