Royal debut for Valentino exhibit in London

From left, Princess Eugenie, Duchess Sarah Ferguson and Princess Beatrice arrive for the "Valentino: Master of Couture" party on Nov. 28, 2012, in London.

A party marking the opening of the exhibit "Valentino: Master of Couture" at Somerset House in London on Wednesday night was heavy in royalty.

Among the guests was Duchess Sarah Ferguson and her daughters, Princess Beatrice and Princess Eugenie, Princess Rosario of Bulgaria and Crown Princess Marie Chantal and Princess Maria Olympia of Greece.

Marie Chantal wore Valentino at her 1995 wedding and the wedding dress is among the more than 130 hand-crafted designs in the exhibit, which runs through March 3, 2013. Ferguson is the ex-wife of Queen Elizabeth II's son Prince Andrew, and her daughters are the queen's grandchildren.

Among the other guests, many of them dressed in Valentino outfits, were Alexa Chung, Olivia Palermo, and burlesque artist Dita Von Teese, Vogue reports.

The wedding dress of Princess Marie-Chantal of Greece from 1995 is displayed at the "Valentino: Master of Couture" exhibition at Somerset House in London.