Mark's grin went so wide it looked fit to split his face.

The officer regarded him for a moment longer then a broad smile split his face.

She looked around once, and a big grin split her face.

I practically split my face in two, pretending to be happy about it.

He stared at her; then a huge grin split his face.

It made him almost split his face with a grin.

Israel's big happy grin seemed almost to split his face in two.

She came dancing over, grinning enough to split her face in half.

The younger woman's grin nearly split her face in two.