USA : `` I know he would be very excited about KISS , '' Michael Jackson 's mother said . Some Jackson fans object to KISS performing because of Gene Simmons ' comments . NEW : Many of Michael Jackson 's back up singers will reuniute for the show . Christina Aguilera , Leona Lewis , Smokey Robinson , Cee Lo Green and JLS are also signed . Three generations of the Jackson family will take the stage in the Cardiff , Wales , show .
USA : Some Jackson fans object to KISS performing because of Gene Simmons ' comments . NEW : Many of Michael Jackson 's back up singers will reuniute for the show . Christina Aguilera , Leona Lewis , Smokey Robinson , Cee Lo Green and JLS are also signed . Three generations of the Jackson family will take the stage in the Cardiff , Wales , show .