When Kiwi fashion designer Karen Walker launched her eponymous line in 1989, her entire design budget came to $100. Today, the New Zealand native, who cites the quirky heroines of The Breakfast Club and Annie Hall as muses, has earned a worldwide following with her whimsical separates and accessories that epitomize the young, fresh styles of celebrities like Sienna Miller and Cate Blanchett. Named by art publishers Phaidon and Taschen as one of the most influential names in fashion, Walker now o...