The Hills Heidi Montag's stepbrother killed while cleaning snow from roof 03/03/2008 Eric O'Hara, the 24-year-old stepbrother of The Hills' co-star Heidi Montag, died on Thursday in his native Steamboat Springs, CO. 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: Heidi Montag
