An extra song at the end of a show: Venue/Headliner/Encore
Encore
Something you sleep in outdoors: Tent/Venue/Headliner
Tent
The musicians in a group: Supporting act/Band members/Tent
Band members
A song or piece of music: Track/Campsite/Gig
Track
Where musicians perform: Stage/Track/Band members
Stage
The main band at a festival: Encore/Stage/Headliner
Headliner
Where a special event happens: Track/Venue/Band members
Venue
A music performance: Supporting act/Tent/Gig
Gig
Not the main artist: Supporting act/Venue/Track
Supporting act
Where people can stay in tents: Encore/Campsite/Stage
Campsite