Entertainment Tonight.The personal chef to Michael Jackson, Kai Chase, describes her encounters with the King of Pop, his three children and Dr. Conrad Murray.Chase tells Meredith Vieira on the "Today Show" that prior to Jackson's London shows the singer told her, "I need you to take care of me." Jackson told the chef off-offhandedly that his rehearsals were "killing him" but says he was excited about the tour. The chef tells Vieira it