Katie Holmes: Sleek, slim... or just too thin?

Zac Posen and Katie Holmes attend the premiere of "Woman In Gold" at The Museum of Modern Art. (AP)

Zac Posen and Katie Holmes (AP)

(AP)

(Reuters)

(Reuters)

Katie Holmes attends the "Woman In Gold" premiere at the Museum of Modern Art in New York. (Reuters)

Helen Mirren and Katie Holmes. (Reuters)

Brooke Shields attends the "Woman In Gold" premiere at the Museum of Modern Art. (Reuters)

Brooke Shields and Singer Tony Bennett. (Reuters)

Katie Holmes and Ryan Reynolds, in a scene from the film, "Woman in Gold." (AP)

Ryan Reynolds, Helen Mirren, and Daniel Bruhl, in a scene from the film, "Woman in Gold." (AP)