Ayron Plummer, vocalist of Christian rock band Evidence, practices for a performance

May 2, 2011 | 12:01 a.m. CDT
Ayron Plummer, vocalist for Evidence, harmonizes with the music during practice at the Evangelical Free Church in Columbia on March 20, 2011. "My life has been centered around music,” Plummer said. “It's gotten to a point where I cannot sleep unless I have my headphones in."