My performance seems somehow always to get worse when there are other people looking on.
Katie leaned back, a triumphant look on her face as if she had made a point.
My heart dropped when I saw the look on her face.
You could look on the internet.
He came through the door, his hands behind him and a smug look on his face.
Teal'c saw the drawn look on his face and correctly surmised its cause.