'Good Girl' Carrie Underwood goes No. 1

Carrie Underwood gets her 15th No. 1 single this week, as Good Girl tops USA TODAY's Country airplay chart. That means Carrie currently has the most-played single at country radio and the best-selling album in country music, as Blown Away just spent its fourth week atop the country sales charts.

Carrie's not the only Idol at No. 1. Kelly Clarkson's Stronger (What Doesn't Kill You) hits No. 1 on the...