Actress Katherine Heigl says working as a child model when she was nine was 'brutal' and she hated the experience.

Katherine Heigl

The 33-year-old, who raises three-year-old daughter Naleigh with husband Josh Kelley, began her career in showbusiness with a stint as a model for clients including US department stores Macy's and Sears but Katherine has admitted she hated the experience.