all of a sudden

All-of-a-sudden Jehosophat felt very funny near the pit of his stomach.

It was a new, all-of-a-sudden gray, and in less than a week—so Margaret once told me—bleaching its brown gold to silver.

And Marmaduke liked all-of-a-sudden things to happen--they were so exciting.

And all-of-a-sudden Fatty let go of his coat, and Jehosophat found himself on his feet and on his way to the platform.

Then all-of-a-sudden, from somewhere above them on the outside of the Earth, they heard a great roar.