1.   She was relieved to see his face light up with a boyish grin.

2.   From a distance, he has a wisp more grey hair, but the boyish grin is the same as ever.

3.   He hesitates, then smiles with a boyish grin his comrades find a bit chilling.

4.   He grinned a boyish grin.

5.   He flips off the video and flashes a boyish grin.

6.   Mickey Mantle staggered to his feet and flashed his boyish grin.

7.   Rob Becker is a jocular fellow, a gee-shucks guy with a boyish grin and a buoyant laugh.

8.   Sitting in a lotus position on a platform at the front of the room, he flashes a boyish grin.

9.   Steven Andersen wore a boyish grin as he walked through the oak-lined hallways of Poly Prep Country Day School.

10.   Taking his virility for granted instead of touting it with hyperbole, he promises devotion with a boyish grin.