That's exactly what I mean - I was an idol singer in my world. Troubadour is an interesting way of putting it, but the word's fallen out of fashion for a long time now.

[She assumes this girl is one of the ones who's from a time where that kind of thing isn't widespread. She's been here long enough now to have met a few.]

It is a nice way to unwind, and also good for socialisation if you're the type to enjoy that. I'm sure you'll get to sing with everyone, since karaoke is all about the group experience.