by William RuhlmannWhen he was four years old, Chris Cagle moved from Louisiana to the outskirts of Houston, where he grew up. He began taking guitar lessons at six, but gave them up after a year. He took piano lessons during high school and returned to the guitar in his senior year. After high school, he enrolled at the University of Texas at Arlington, but dropped out at 19 to pursue a musical career. He moved to Nashville in 1994 and struggled for five years. His earliest songs were published by famed Nashville songwriter Harlan Howard, after which he landed a publishing deal and placed some of his songs with David Kersh. He was discovered by the assistant to the president of Virgin Records Nashville, whom he met in a restaurant where he was working. Virgin signed him and released his debut single, "My Love Goes on and On," which reached the country charts in July 2000, eventually peaking in the Top 20. His first album, Play It Loud, follow...