1.   Her features relaxed into an impish grin.

2.   An impish grin.

3.   Brandishing an impish grin and a ready wit, Hull explained one day how he had embraced the local culture.

4.   Cruz, sporting tiny earrings in both ears, still has the impish grin, and continues to surf at his favorite spots in Topanga and Oxnard.

5.   Grey flashes an impish grin.

6.   He grinned his impish grin, the same grin he flashed Tuesday at Fusion practice, as he wrestled with players and karate-chopped a metal electric cart.

7.   He flashed his impish grin at me, but he really lit up when he saw Sam.

8.   His blond hair, impish grin, stick-thin frame, and perennial good mood make him the target of good-natured ribbing from his Bruins teammates.

9.   Herren laughed and his expression morphed from competitive stare to impish grin to full-blown smile.

10.   Impish grin.