User blog comment:Roxas82/Why Jennette's Mad, and Why It's Justified/@comment-1976613-20110424055610/@comment-1976613-20110424061130

They play songs by artists signed to Sony music/Columbia records, a lot of the biggest acts are signed to that label (I just looked it up and found that Sony owns Columbia, so it's the same company) so that's how Nick can play the top mainstream songs during breaks.