He relaxed, a small grin creeping across his lips.
Mateo felt a silly grin creep up over his face.
Tom watched his friend and was surprised to see that a slow grin was creeping onto his face.
A grin crept over his lips, but he stopped it abruptly when he saw her drop down into a cross-legged position.
A slow grin crept over the old man's mouth.
For a moment, Joe stood shaken and dazed; then, a grin crept over his face.
It was Selznak, who was laughing; an evil grin crept across his face.
Then he turns to me and a wide, toothy grin creeps across his face.
But a grin quickly crept back onto his face.
He paused and a sly grin crept across the leins of his face.