The Commitments on stage after 25 years
23 April 2013 Last updated at 19:06 BST
Roddy Doyle explains why it has taken a quarter of a century to turn The Commitments into a musical.
The Booker Prize winner's 1987 story about young working class Jimmy Rabbitte's efforts to form the "finest soul act in Dublin" became a hit film in 1991.
Roddy Doyle spoke to 5 live about why he waited so long.