You will surely love Dermot O'Reilly's A Children's Winter.

Here it is performed by The Barra MacNeils with the Ennis Sisters...

http://www.youtube.com/watch?v=N7DXMSXQ5qI

And here it is performed by Dermot himself...

http://www.youtube.com/watch?v=TyDhyvwQOCA

Simply superb!