The Hills Kristin Cavallari: MTV may order more episodes of 'Hills' final season 04/27/2010 The Hills' final 12 episodes will begin airing this week, however Kristin Cavallari claims there's a chance for MTV to order 12 more. 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: Laguna Beach Kristin Cavallari Brody Jenner
