A Connecticut Yankee is a musical based on the novel A Connecticut Yankee in King Arthur's Court by American writer Mark Twain. Like most adaptations of the Twain novel, it focuses on the lighter aspects of the story. The music was written by Richard Rodgers, the lyrics by Lorenz Hart, and the book by Herbert Fields. It was produced by Lew Fields and Lyle D. Andrews. It enjoyed an original run on Broadway in 1927 of 421 performances and a number of revivals.