If preview audiences didn't like the ending where the hero died, it's easily fixed.

You need to perform in front of preview audiences to know where to take it.

This episode was shown to a preview audience before transmission.

"The preview audiences wanted more of a laugh," Jonathan said.

When the film did not do well with a preview audience it was recut.

Shot in real time, the film was only screened once, by a preview audience.

The other members of that preview audience held on to their sanity.

The two films are now being tested before preview audiences.

The producers wanted to see how "preview audiences react before making the final decision."

The preview audience with which I saw the play eventually caught on to the offbeat nature of the enterprise.