Los Angeles , California ( CNN ) -- Michael Jackson 's three children did something recently they 've never before done : signing their autographs on something to be sold . Michael Jackson 's mother received a tribute belt . The diamond - encrusted belt will go on sale . 7,000 belts will be sold at $ 1,500 each . The charity auction is to raise cash for Jackson museum .
Michael Jackson 's mother received a tribute belt . The diamond - encrusted belt will go on sale . 7,000 belts will be sold at $ 1,500 each . The charity auction is to raise cash for Jackson museum .