Happy birthday to actress Dawn Wells, best known as Mary Ann Summers on the CBS sitcom, Gilligan's Island (1964-1967). Our Collector's Treasure of the Day is What Would Mary Ann Do?: A Guide to Lifeis part memoir, part Gilligan's Island trivia book, part self-help. Brand new First Edition softcover hand-signed in person by Wells. Authenticity guaranteed for life by Collector's Shangri-La.