Kelly Clarkson ROCKS ‘Mr. Know It All’ at the 2011 AMAs! – VIDEO

Last night Kelly Clarkson… my fave Idol sang, Mr. Know It All at the 2011 American Music Awards. She gave it a big band twist and looked HOT in her red dress. We loved this performance!

2011 AMAs: 39th Annual American Music Awards Winners – Complete List

Check it out below if you missed it!