The smile flashed like lightning and changed her whole face.

Her smile changed, became more wistful, and she looked down.

But a moment later the smile changed to a look of utter disbelief.

The smile changed his whole face, opened up its dark planes to the light.

In every one of them, she noticed, his smile never changed.

As he did so, his eyes swept across Miller one last time, long enough to see that the look and the smile hadn't changed.

His smile changed to a little bark of a laugh.

Even as she shot him down, the public relations woman's smile did not change.

The smile had changed his face, making him almost boyish.

The smile on his face changed from happy to strained.