The Hills Feuding 'The Hills' stars Lauren Conrad and Heidi Montag reunite 10/15/2008 The Hills are alive, with the sound of an unlikely reunion. Read More RELATED NEWS Kristin Cavallari debuts new 24-year-old boyfriend Mark EstesBrody Jenner and Tia Blanco welcome their first child'The Hills' alum Brody Jenner engaged to pregnant girlfriend Tiarah "Tia" Blanco TAGS: Lauren Conrad Heidi Montag
