TMZ.com: Cher's Son Elijah Blue Allman Arrested on Assault, Trespassing Charges - ELIJAH BLUE ALLMAN CHER'S SON ARRESTED FOR ASSAULT AT PREP SCHOOL ... Elijah Blue Allman, the son of Cher and the late Greg Allman, was arrested Friday night on trespassing charges at an elite prep school in Concord, New Hampshire.