The same as people do whilst watching anything.
The people watching are called an audiance. The people singing/playing are called preformers.
The people watching are called an audiance. The people singing/playing are called preformers.
A "Railbird" is a name used to call people or a person that is observing the poker table and its game without participating in it. Online you will have a lot of people watching seasoned pro's play, these people can be called "Railbirds".
Depends on the game.
tyre
the audience
It is called an audience.
111,000
Spectators, crowd or audience.
There were nine thousand people watching the football game.
The collective noun is called a gaggle. Also spectators