I wanted to knock the smug grin off his face.

She paused, with what could only be called a smug grin on her face.

By their smug grins, the rest of the gun crew agreed with him.

But suddenly he stopped and turned with the smug grin that had served as a warning sign way back in high school.

A smug grin passed across her face - let's see how he manages without his wallet.

She was standing behind him with a smug grin.

The Doctor shrugged, an almost smug grin coming into his face.

From the smug grin on his face, he's definitely enjoying himself.

Now Joe glanced over at him, walking a few feet behind his father, and saw the characteristic smug grin on the man's face.

"Then you weren't listening in there," she said, giving me one of her smug grins.