You are way more likly to find people that have been working there ten plus years still making very little with part time hours and in the same hourly jobclassification they were in a decade or more ago.
So, yeah, unless you're toting a guitar case and cramming yourself into a sweaty tour bus every other month, we suggest leaving the term "rock star" out of your job title -- and even then, the whole "star" classification seems a little self-aggrandizing.