 He became as a radio DJ on KBS Cool FM and was the first host of "Kiss the Radio" before taking over Lee Soo-young as host of the long-running afternoon program "Music Show" ().Due to his popularity as host of "Music Show", he was invited back to be a guest DJ for the "Homecoming Day" special in 2015, in honor of KBS Cool FM's 50th anniversary.Ahn released his solo single album on May 28, 2007 "If It Were A Dream", which featured a cappella group Sweet Sorrow.