Princess Beatrice joins Amber Le Bon for fashionable night in London

rubbed shoulders with

and Alice Naylor-Leyland at the preview of Toujouri's latest collection. On Wednesday night the 26-year-old royal stepped out in a little black dress, tights and patent heels to see the Qatari brand's stylish offerings for Spring/Summer 2015.The high-society crowd were also enjoyed a sumptuous dinner hosted by

, who created the company at the age of just 24.

While Beatrice opted for an all-black ensemble,

.

Alice, who is the founder of

, turned heads in a sleek lilac dress with a matching embellished T-shirt over the top, while Amber, whose parents are Duran Duran musician Simon Le Bon and his

, sported a vibrant cerise number.

The preview, which was held at private members club The London Library, also played host to

actress

, style columnist

and model

.Guests at the St James's Square venue were treated to a music performance by singer

.