It's very difficult today for girls to become supermodels. There is a lot more competition a lot of countries in the East have opened up so there are many more models than there were in the Nineties. Now they have to compete with famous actresses but also with say reality stars to be on the magazine covers.
I don't know why my smile has become a signature pose. I think it's a nice change. I think people want to see happiness so a smile is what can bring that. I didn't make it my trademark on purpose.