Sid, Ollie and Millie, the mascots of the 2000 Sydney Summer Olympic Games in Australia, were designed by Matthew Hatton. Mascots are three Australian native animals, representing land, air and water. Ollie's profound knowledge of the Olympic representatives (from the Olympic Games); Sydney's performance in Australia and the spirit and vitality of the Australian people (from Sydney); Information Millie is the leader of information and data on her finger (since the new millennium).