NEW : This means the product will ship as received by the manufacturer, sealed, with all advertised components, and with the manufacturer warranty. NEW : Many of Michael Jackson 's back up musician will reuniute for the tribute . `` This is a complete disgrace , '' wrote one fan . Christina Aguilera , Leona Lewis , Smokey Robinson , Cee Lo Green and JLS are also signed . Two generations of the Jackson family will take the stage in the Cardiff , Wales , show .
NEW : This means the product will ship as received by the manufacturer, sealed, with all advertised components, and with the manufacturer warranty. NEW : Many of Michael Jackson 's back up musician will reuniute for the tribute . Christina Aguilera , Leona Lewis , Smokey Robinson , Cee Lo Green and JLS are also signed . Two generations of the Jackson family will take the stage in the Cardiff , Wales , show .