Jamie Foxx, left, and Christina Aguilera perform at the Michael Forever the Tribute Concert, at the Millennium Stadium in Cardiff, Wales, Saturday, Oct. 8, 2011. (AP Photo/Joel Ryan) EDITORIAL USE ... more 
Jamie Foxx, left, and Christina Aguilera perform at the Michael Forever the Tribute Concert, at the Millennium Stadium in Cardiff, Wales, Saturday, Oct. 8, 2011. (AP Photo/Joel Ryan) EDITORIAL USE ONLY less 
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Associated Press | Photo By Joel Ryan
Sat, Oct 8, 2011 5:25 PM EDT