Thou Swell
"Thou Swell" is a show tune, a popular song and a jazz standard written in 1927. History. The music was written by Richard Rodgers, with words by Lorenz Hart, for the 1927 musical "A Connecticut Yankee". The lyric is notable, as indicated by the title, for its mix of archaic English and modern slang as the story takes place in both contemporary times and in King Arthur's court.