Epsom Downs Racecourse is delighted to announce that milliner extraordinaire Louis Mariette, creator of the world's most expensive hat, has accepted the role of Official Milliner for the 2011 The Investec Derby Self-taught Mariette will create a Derby Collection for the world famous horseracing festival, which takes place on Friday 3rd and Saturday 4th June. This will include a one-off bespoke headpiece that will be worn by the Official Face of the Festival, Erin O'Connor, on Investec Ladies Day. ...