Alicia Keys' national anthem before the Super Bowl was simple:
Just her in a red gown, singing and playing a white piano on the field.
Keys became a trending topic on Twitter after the anthem.
- Oskar Garcia - http://twitter.com/oskargarcia .
EDITOR'S NOTE - ``Super Bowl Watch'' shows you the Super Bowl and the events surrounding the game through the eyes of Associated Press journalists across New Orleans and around the world. Follow them on Twitter where available with the handles listed after each item.