Kelly Clarkson Mr. KNow It All

Kelly Clarkson has already made a name for herself on the pop charts, scoring more than a dozen Top 20 hits, not to mention her millions of albums sold. But now the first "American Idol" winner is making her debut as a solo artist on the country airwaves, with a remake of "Mr...

Kelly Clarkson welcomed several special guests to the stage at her 2012 Stronger tour stop at Los Angeles' Nokia Theater last night (April 3). Among them were country singers Reba McEntire and Blake Shelton, for separate performances. (Watch both below...