Finding Mason last night had been unbelievable luck.

I had unbelievable luck to do organized-crime cases.

We had unbelievable luck with the lake fish.

But that was enough for Gerald, overwhelmed at his unbelievable luck in actually marrying her.

Even if by some unbelievable luck nothing happened, Churston is the place to be.

Through unbelievable luck, I have not failed your clever test.

If it's authentic, we may be in unbelievable luck.

Only Yoko and her parents know her sister's true nature, while other people are fooled by her unbelievable good luck.

Meanwhile, Gladstone is demonstrating his unbelievable luck, holding out his hat and asking for some money to land in it.

To have gotten through the net once and away again was nearly unbelievable luck; a second time would be a minor miracle.