Thomson ReutersFebruary 4, 2013 00:30
* Singer emphasizes live performance after lip-synch flap
* Beyonce's former bandmates surprise, thrill fans
* Jennifer Hudson sings with Sandy Hook choir
* Alicia Keys performs national anthem
By Eric Kelsey
Feb 3 (Reuters) - Singer Beyonce strutted and shimmied her way through football's Super Bowl half-time show and thrilled fans by reuniting with her former Destiny's Child bandmates on Sunday in New Orleans.