Kelly Clarkson will likely sing the national anthem at Super Bowl XLVI in Indianapolis on Feb. 5, according to The Associated Press. The NFL has not yet confirmed the appearance. However, the AP quoted a source close to the dealings. Shortly after the story appeared, Clarkson retweeted it on her Twitter account. The story also indicated Miranda Lambert and Blake Shelton would perform "America the Beautiful" prior to the game although that duet appearance has not been confirmed.