I don't think it's anymore weird that her body shape is straight than it is that some people's butts are big or have very thick thighs, or broad shoulders 
We're all built differently. If we don't have that "perfect" 36.24.36 shape we're built weird? :weird:

We're all built differently. If we don't have that "perfect" 36.24.36 shape we're built weird? :weird: