Will there be another Ralph, Donna or Calvin? Can Kim or Rihanna fill their shoes? Or is the multicategory megabrand a legacy of a bygone age in fashion? Ralph, Donna and Calvin all built brands that were on a first-name basis with the entirety of fashion. They had the brand heat, reach and personality to build megabusinesses, setting the trends that put American fashion on the map and marching into multiple product categories around the globe. Those brands — and their namesake founders — not only led fashion, but served as an aspirational target. They were the designers other designers wanted to be with the businesses other brands strived for. Tap the link in bio for more. Report: Evan Clark