 In 2006, Herlihy co-wrote the book and two songs for a Broadway musical version of "The Wedding Singer".It opened at the Al Hirschfeld Theatre on April 27, 2006 and closed on December 31, 2006 after 284 performances.Herlihy's and Chad Beguelin's book was nominated for the 2006 Tony Award for Best Book of a Musical, and the show itself was nominated for the Tony Award for Best Musical.