Shamrock 'n' Roll
This sweet-sounding group of singers, who have been called "Riverdance for the voice," began as a one-night fund-raising concert in 2004 for PBS. They continue to perform and have released eight studio albums.
Pictured from left:
Chloe Agnew, Mairead Nesbitt, Orla Fallon, Meav N. Mhaolchatha, and Lisa Kelly.
Listen: "Caledonia" by Celtic Woman (YouTube)