Eric Schulzetenberg doesn't quite seem to be Scottish, but the 17-year-old Minnesotan who bears a German-sounding name is exceedingly proud of his great-grandmother's Highlands heritage, her genetic gift to him. Clan Mitchell blood thus flows comfortably throughout Eric's Scots-American body and soul. That's why a few nights ago, when handsome Eric excitedly picked up his prom date, the gorgeous Jena Schoniger, he was not wearing a boring black-and-white tuxedo outfit. Instead of looking like an uncomfortable Antarctic penguin waddling about in a too-tight cummerbund, the youngster was joyfully and sartorially ablaze in a muted pattern of blue, green, black, red...