Big River: The Adventures of Huckleberry Finn is a musical with a book by William Hauptman and music and lyrics by Roger Miller. Based on Mark Twain's classic 1884 novel, Adventures of Huckleberry Finn, it features music in the bluegrass and country styles in keeping with the setting of the novel. The 1985 Broadway production ran for more than 1,000 performances and it remained one of the few very successful American musicals in the mid-1980s.