Demi Lovato rehearses for the People’s Choice Awards.

Whoa, We’ve never seen Katie like this before!

Like Rose taught us in Titanic, sometimes the best way to showcase jewelry is by making it the only thing you’re wearing. That certainly seems to work for Katie Holmes in these stunning new — and nude — photos for jeweler H. Stern, in which she slips off her top to give more attention to the jewelry’s intricate designs.