As the euphoria hit, a smile froze on his face.

The smile froze as he saw for the first time the title upon the book.

I gave him such a black look, however, that the smile froze on his face.

He turned it down, saying the smile would just freeze on your lips.

He smiled now, remembering her fear, until the smile froze on his mouth.

Then she looked down at her shadow and the smile froze.

The faint smile froze on his face, but not specifically because of what I'd said.

A smile took over my face and froze it in a rictus.

The little man retreated a step, and his smile froze.

The old woman smiled as she looked at the couple; then the smile froze on her face.