One of those times the membership might be worth it! But bear in mind that you might not be able to get accommodation over that time!
Minimum Membership cost is $15 for a year, and will give you enough 'token' to buy the tickets.
Margaret River Gourmet Escape presented by Audi, brings together over 50 of the world’s best chefs and wine experts in the ultimate culinary destination, the Margaret River Wine Region.