"on-stage performance" is correct and usable in written English.
You can use it to describe any kind of public show, such as a theatrical performance, a concert, a dance, a speech, etc. For example: "The Rockettes' on-stage performance is sure to wow the audience".
The group's hit "Mysterious Ways" had featured a belly dancer in its music video, and the group decided to incorporate one in their on-stage performance of the song.
Hidden behind his wall, Pink's crisis escalates, culminating in a hallucinatory on-stage performance where he believes that he is a fascist dictator performing at concerts similar to Neo-Nazi rallies, at which he sets men on fans he considers unworthy.
It can be as big as an on-stage performance, but it can be as small as a one-minute mental exercise – to tell yourself another person's story in term of "I".
From among LC Es submissions, a group of performers showcased those that could most easily be adapted into an on-stage performance.
An online petition calling on Lady Gaga to "stop glamourising bulimia" with on-stage performance art has been launched.
Instead of his first on-stage performance in seven years, viewers were shown the video for his track Love Is Lost.
In addition to on-stage performances, Lively Arts extends and supplements the academic life of the University through master classes, extended residencies, workshops, lectures and demonstrations, and group discussions.
As an undergraduate at the University of Michigan, she conceived and produced "The Mental Health Monologues," a first-of-its-kind storytelling event where students, staff and faculty gave on-stage performances about personal experiences with mental illness.
During all their on-stage performances, someone called Jason Manford was being filmed in the wings, trying to be funny about the people out there failing to be funny, but who we couldn't see failing to be funny, which would have been more fun.
This is all from on-stage performances.
Taylor Swift is known for her off-stage dancing as she is for her killer on-stage performances, and Sunday night's American Music Awards proved no exception.
