He released a five-song EP of acoustic gospel music called Why Me. In 2001 he returned to the rock scene, founding the Christian rock band Duvall, which included other former members of the Smoking Popes.
Lewis's Mere Christianity helped lead him to embrace Christianity in 1998. Shortly after his conversion, the Smoking Popes broke up, and Caterer became heavily involved in his church, also working at World Relief, a charitable, non-profit organization.