“Argh, I am sorry to call so late but the rehearsal ran over!” said Olivier Rousteing via his Apple iPhone in Paris and my Google Pixel in Venice. “But we still have a few minutes before the show ...

While these days, Kim Kardashian is an undisputed master of the red carpet—always showing up in figure-hugging looks straight from the runway—that hasn’t always been the case. The reality star has ...