"I compared myself to her. I would go, 'My mum wears smaller jeans than me! Oh, God. Maybe I'm not skinny enough.' Every girl looks up to her mother, but my mum was larger-than-life and I felt I could never be like her. I just didn't feel like we were even the same calibre." Actress Rumer Willis struggled with her self-confidence growing up because her mother, Demi Moore, was so well known for her beauty and style.