Harrigan 'N Hart is a musical with a book by Michael Stewart, lyrics by Peter Walker, and music by Max Showalter. The show is based on the book The Merry Partners by Ely Jacques Kahn, Jr. and material found by Nedda Harrigan Logan. The show opened at the Longacre Theatre on January 31, 1985, and closed on February 3, 1985, after 25 previews and 4 performances.