HELPING A HOSPITAL- Christina Gail Boskovich, left, and Aurora Catherine Griffin, both of Westlake Village, will be honored as debutantes later this year at the Las Madrinas Ball for the service they've given to Childrens Hospital Los Angeles. They received praise during a tea last month and at a presentation at the hospital in May. Christina is the daughter of Mr. and Mrs. Joseph Michael Boskovich, and Aurora is the daugther of Mr. and Mrs. Paul Edward Griffin III.