"Stop grinning like the court fool and tell me what you came to say."

Topthor looked him full in the face and stopped grinning.

In a sense, she hasn't stopped grinning since.

Jolly grinned, thought it over for a moment, then stopped grinning.

But the instant he was gone, we stopped grinning like maniacs.

He didn't stop grinning at me the entire time.

Now stop grinning like a Marine who sees the prospect of stepping into a good fight.

He could not stop grinning as the ceremony proceeded more seriously.

You'll stop grinning soon enough, Blade, when we put you to work.

You can stop grinning in that smug, masculine way any time, Senator.