 His thesis is that churches have a great deal to learn from modern musicals and could usefully incorporate their spiritual and theological values, and the pastoral care they offer, into their services.The title "You've Got to Have a Dream" is a reference to a line in the popular song "Happy Talk" in the Rodgers & Hammerstein musical "South Pacific".Published in September 2004, the book predates the protests and controversy surrounding the BBC broadcast of "" in January 2005, which was strongly opposed by organisations such as Christian Voice and the Christian Institute, which attempted to bring a private prosecution against the BBC.