Known as Big Kenny, he is one-half of the country music duo Big & Rich and had a successful solo career with the single "Long After I'm Gone."
He was associated with a band called luvjOi, which broke up. They had moderate success locally with hits like "Discoball."
Big & Rich founded MuzikMafia, which consists of many country music artists.
He married Christiev Carothers on January 23, 2005 and they had a son together named Lincoln William Holiday Alphin. They also adopted a son named Dakota Jefferson Holiday Alphin.
He wrote Tim McGraw's single "Last Dollar (Fly Away)."