The Idea is a musical with words and music by Joseph Hart.
The original production, featuring Frederick Hallen and Joseph Hart, was produced by Hallen in Boston in the fall 1892. It then opened in New York City at the Fourteenth Street Theatre on April 9, 1893 and was still playing there in October.
In 1894, a revival played in Chicago.
The opening night cast in New York was as follows:
Based on the sheet music, the songs included: