The term 'TOP HAT STAR' is a reference to the actor and dancer Fred ASTAIRE, who was known for wearing a top hat in many of his films. ASTAIRE's 7-letter surname is 'ASTAIRE'. He was an American dancer, singer, actor, choreographer, and television presenter who starred in a number of musical films during the 1930s, 1940s, and 1950s. He is widely regarded as one of the most influential dancers in the history of film and television.