Dressed to the Hilton – why Nicky Hilton Rothschild is designing party frocks

Nicky Hilton Rothschild opens the door to her suite at London’s Claridge’s hotel with a breezy “hello”. I am taken aback. I was expecting a Hilton Rothschild squad as befits a scion of the Hilton family who married James Rothschild of the banking dynasty in 2015 wearing custom-made Valentino. But there are no extras as we step into the living room, just her friend and collaborator the fashion designer Rebecca Vallance – a sleek, polished Australian who launched her namesake…