The Hills Stephanie Pratt to reveal all about 'The Hills' in new tell-all memoir 04/01/2015 Stephanie Pratt has not only posed for a magazine topless, she's also writing a tell-all book that will reveal many secrets about MTV's The Hills. 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: Big Brother Celebrity Big Brother Kristin Cavallari Lauren Conrad Audrina Patridge Heidi Montag Whitney Port
