The kids of late pop icon Michael Jackson made a rare public appearance last week, with Paris stepping out at Paris Fashion Week and Prince at the new opening of MJ the Musical. The duo of Prince, 28, and Bigi, 23, often shy away from the limelight despite having such a famous family. Paris, 26, meanwhile has forged a more public role. But it's clear a lot has change over the years since MJ's death. The superstar's shock death in 2009 caused ripples around the globe. He died aged 50 of a