Putting their own stamp on it
Planxty, Bothy Band, De Dannan, Tulla Ceili Band to be commemorated on postage stamps…
http://www.breakingnews.ie/ireland/mhgbcwidmhql/
No Chieftains (ok, not popular here, but influential in the dissemination of the music), Ceoltoiri Cualainn, Stockton’s Wing?
Who would you include - if the restriction was groups?