Jill speculates that Chelsea has had plastic surgery (including a nose job), and that she has had her hair straightened and bleached as well as her teeth perfected with cosmetic dental work. It's the first time I've heard someone say Chelsea Clinton has had a nose job but it does look like it's possible. What do you think?

Update: Here's a magazine cover from 2004.

Update: Below is a recent photo from March 2008;