January 23, 2013 Listen closely and you can hear two Beyonces, an audio engineer says. One who seemed to be singing live and another on a pre-recorded track.
January 22, 2013 The U.S. Marine Band accompanying her was pre-recorded, but after conflicting reports, there's burning debate as to whether Beyonce sang live.
<iframe src="http://www.npr.org/player/embed/169992779/170007223" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
Beyonce during her performace Sunday.
Kevin Winter/Getty Images
August 29, 2011 The singer stole the show at Sunday's MTV Video Music Awards when she revealed that she and husband Jay-Z are expecting a child.
April 23, 2009 Don't worry. Beyonce can sing.
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