The Hills Heidi Montag shows off baby bump during workout 08/02/2017 Heidi Montag showed off her growing belly during a workout this week. 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 Liam James
