 Greer teamed up with Ferguson again to write a musical stage adaptation of Charles Dickens classic 1843 novella A Christmas Carol which premiered at The First Baptist Church in Carrollton, Texas in December 2010.Greer and Ferguson's newest musical, entitled Hidden and based on the Book of Esther, is currently in development with Dallas Summer Musicals.Since leaving Word in 1990, he has become one of the most popular and highly regarded writers for church music in the country with hundreds of titles and projects published by a wide array of leading publishers.