Anyone that follows Derek Blasberg on Twitter will know that the New York based writer was in town yesterday to celebrate the launch of his new book 'Very Classy'. To help mark the event, Poppy Delevigne, Leith Clark and Alison Mosshart co-hosted a cocktail party for him in the Gucci store on Bond Street followed by a private dinner at Soho House.

See all of the guests in attendance in the slideshow