As 26 children in white polo shirts excitedly walked to center of the Superdome field and prepared to sing, a packed Super Bowl crowd revved up by a day of partying in the Big Easy fell silent.
In the midst of talking black history with Grammy-winning singer Alicia Keys, Maya Angelou breaks out singing a hymn a cappella.

CBS says it will air a behind-the-scenes look at how Whitney Houston's death affected the 2012 Grammy Awards.
CBS says it will air a behind-the-scenes look at how Whitney Houston's death affected the 2012 Grammy Awards.
John Mayer, Christina Aguilera and Jennifer Hudson are among the stars set to perform at the Rock and Roll Hall of Fame induction.
Al Green says if things had worked out, it would have been him serenading President Barack Obama and first lady Michelle at the inaugural ball.
It's a rare event where Beyonce, Katy Perry and Jennifer Hudson aren't the headliners.
Schoolteacher Patricia Cooper gazed out at the many hundreds of thousands of people lining the National Mall, moments after Barack Obama had been sworn in for the second time as president.
Beyonce drew a loud cheer at the inauguration Monday even before her impressive rendition of the national anthem. But in the role she played four years ago singing for the president and first lady at the inaugural ball was her "Dreamgirls" co-star Jennifer Hudson.