Christina Aguilera, Cee Lo performed at Wales show, but Jennifer Hudson dropped out at last minute. By Gil Kaufman Prince Jackson, Blanket Jackson and Paris Jackson at the “Michael Forever” concert in Cardiff on Saturday Photo: Dave Hogan/ Getty Images “Michael Forever,” the Michael Jackson tribute concert in Cardiff, Wales, on Saturday featured sets from Christina Aguilera , Jamie Foxx, Cee Lo Green and Ne-Yo, with a special surprise appearance from the late King of Pop’s three children, Prince Michael, Paris and Prince Michael II (a.k.a. Blanket). Paris, Prince and Blanket introduced the video tribute to MJ from one of the night’s biggest stars, Beyonc
