The children of late singer Michael Jackson, Prince Michael Joseph Jackson Jr., Prince Michael Jackson II (Blanket) and Paris-Michael Katherine Jackson (L-R) stand on stage during the "Michael Forever" tribute concert, which honours late pop icon Michael Jackson, at the Millennium Stadium in Cardiff, Wales October 8, 2011.[Photo/Agencies]

Prince Michael Jackson II (Blanket), one of late singer Michael Jackson's children reacts on stage during the "Michael Forever" tribute concert, which honours late pop icon Michael Jackson, at the Millennium Stadium in Cardiff, Wales October 8, 2011.[Photo/Agencies]