Da-na-na-na-Dun-daa-na-na: The story behind CBS's famous NCAA tournament theme song More than three decades ago, Bob Christianson composed a melody that would become the soundtrack of college basketball. Content Original Link: https://sports.yahoo.com/mens-college-basketball/article/da-na-na-na-dun-daa-na-na-the-story-behind-cbss-famous-ncaa-tournament-theme-song-161920846.html