Showstopping (adjective)

So striking or impressive as to stop a performance or show.

Origin:

From show + stop.

Examples:

1. The singer's showstopping performance brought the audience to their feet.
2. The dancer's showstopping routine was the highlight of the show.
3. The fireworks display was a showstopping finale to the concert.
4. The fashion designer's showstopping collection was the talk of the event.
5. It was a showstopping moment that everyone will remember for a long time.