Once Upon a Mattress is a musical comedy

Comedy

Comedy , as a popular meaning, is any humorous discourse or work generally intended to amuse by creating laughter, especially in television, film, and stand-up comedy. This must be carefully distinguished from its academic definition, namely the comic theatre, whose Western origins are found in...

 with music by Mary Rodgers

Mary Rodgers

Mary Rodgers is an American composer of musicals and an author of children's books. She is a daughter of composer Richard Rodgers and his wife, Dorothy Rodgers, as is her sister, Linda Rodgers Emory...

, lyrics by Marshall Barer

Marshall Barer

Marshall Barer - Born Marshall Louis Barer, Astoria, New York City, 19 February 1923. Lyricist, librettist, singer, songwriter and director. Died Santa Fe, New Mexico, 25 August 1998....

 and book by Jay Thompson, Dean Fuller, and Marshall Barer. It opened off-Broadway

Off-Broadway

Off-Broadway theater is a term for a professional venue in New York City with a seating capacity between 100 and 499, and for a specific production of a play, musical or revue that appears in such a venue, and which adheres to related trade union and other contracts...

 in May 1959, and then moved to Broadway

Broadway theatre

Broadway theatre, commonly called simply Broadway, refers to theatrical performances presented in one of the 40 professional theatres with 500 or more seats located in the Theatre District centered along Broadway, and in Lincoln Center, in Manhattan in New York City...

. The play was written as an adaptation of the Hans Christian Andersen

Hans Christian Andersen

Hans Christian Andersen was a Danish author, fairy tale writer, and poet noted for his children's stories. These include "The Steadfast Tin Soldier," "The Snow Queen," "The Little Mermaid," "Thumbelina," "The Little Match Girl," and "The Ugly Duckling."...

 fairy tale

Fairy tale

A fairy tale is a type of short story that typically features such folkloric characters, such as fairies, goblins, elves, trolls, dwarves, giants or gnomes, and usually magic or enchantments. However, only a small number of the stories refer to fairies...

 The Princess and the Pea

The Princess and the Pea

"The Princess and the Pea" is a literary fairy tale by Hans Christian Andersen about a young woman whose royal identity is established by a test of her physical sensitivity. The tale was first published with three others by Andersen in an inexpensive booklet on 8 May 1835 in Copenhagen by C.A...

.

Once Upon a Mattress was first written as a shorter play at the Tamiment adult summer camp resort, at which Jack Sydow was present.