The Hills Former 'The Hills' star Lo Bosworth says depression led to her "worst year ever" 03/13/2017 Lo Bosworth says a battle with depression led to her "worst year ever" in 2016. 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: