The story will be old news in a few weeks.

In any case, it all seemed such old news today.

By the time I found out, it was old news.

By now the story is old news, but some stories don't go away, no matter how hard you wish they would.

By the time they got back, all this other stuff would be old news.

And when you hear this, it will be old news.

Quite so, old news that no one is interested in.

When the crisis came to an end, it suddenly became old news.

We have to move quickly on this, it'll be old news fast.

Forget the fact that the video series is old news.